Date: _ _ _ _ _ Date Name: _ _ _ _ _ Duration: _ _ _ _ _ _ _ Minutes _ _ Seconds Achievement: _ _ _ _ _ _ _ _
1) 47+53= 25) 6×5 = 49) 24-6×5 = 73) 76+24= 97) 7 1-8×6 =
2) 52+39= 26) 7×5 = 50) 87-7×5 = 74) 34+62= 98) 66-6×7 =
3) 60-46= 27) 1×8 = 5 1) 45- 1×8 = 75) 67-38= 99) 44- 1×4 =
4) 15+ 19= 28) 2×9 = 52) 34-2×9 = 76) 55- 16= 100) 6 1-8×6 =
5) 74+ 18= 29) 2×5 = 53) 15-2×5 = 77) 35+ 19= 10 1) 36-3×3 =
6) 53+46= 30) 8×5 = 54) 32+8×5 = 78) 36+38= 102) 63-6×5 =
7) 76-43= 3 1) 9×5 = 55) 42+9×5 = 79) 26+48= 103) 8 1-4×6 =
8) 87-56= 32) 8×7 = 56) 32-8× 1 = 80) 76+ 16= 104) 5 1-7×3 =
9) 27+53= 33) 7×5 = 57) 73-7×5 = 8 1) 75-46= 105) 92-9×7 =
10) 56-26= 34) 7×2 = 58) 22-7×2 = 82) 59+23= 106) 98-2×6 =
1 1) 52+ 17= 35) 3×4 = 59) 4 1-3×4 = 83) 58+ 14= 107) 54-2×2 =
12) 38+56= 36) 2×4 = 60) 63-2×4 = 84) 24+37= 108) 23-7× 1 =
13) 57+ 15= 37) 6×9 = 6 1) 42+6×9 = 85) 45+36= 109) 17-5×3 =
14) 49+ 16= 38) 3× 1 = 62) 76-3× 1 = 86) 55+26= 1 10) 63-9×6 =
15) 25+56= 39) 4×3 = 63) 92-4×3 = 87) 73-29= 1 1 1) 34-9×3 =
16) 29+66= 40) 6×5 = 64) 6+6×5 = 88) 64- 16= 1 12) 54-5×6 =
17) 36+56= 4 1) 7×6 = 65) 77-7×6 = 89) 56+26= 1 13) 48-8×2 =
18) 63-59= 42) 6×9 = 66) 67-6×9 = 90) 36+45= 1 14) 2-5× 1 =
19) 85-36= 43) 6×5 = 67) 20-6×5 = 9 1) 32+49= 1 15) 44-7×5 =
20) 64-25= 44) 4×4 = 68) 5+4×4 = 92) 98-53= 1 16) 89-6×8 =
2 1) 29+39= 45) 9×7 = 69) 82-9× 1 = 93) 3 1+38= 1 17) 4 1-3×3 =
22) 33+53= 46) 9× 1 = 70) 18-9× 1 = 94) 5 1+29= 1 18) 6×8-27 =
23) 46+3= 47) 9×3 = 7 1) 69- 1×3 = 95) 16+38= 1 19) 9×8-63 =
24) 69+ 19= 48) 6×3 = 72) 83-9×3 = 96) 80+7= 120) 9×6-33 =
The second grade elementary school mathematics (Volume I) oral arithmetic exercises.
Date: _ _ _ _ _ Date Name: _ _ _ _ _ Duration: _ _ _ _ _ _ _ Minutes _ _ Seconds Achievement: _ _ _ _ _ _ _ _
1) 8×6 = 25) 29+67= 49) 79-56= 73) 95-89= 97) 42+6×9 =
2) 1× 1 = 26) 56+24= 50) 65+32= 74) 80-56= 98) 76-3× 1 =
3) 1×4 = 27) 66-36= 5 1) 84-36= 75) 7 1+26= 99) 92-4×3 =
4) 8×6 = 28) 55+29= 52) 64+36= 76) 69+26= 100) 6+6×5 =
5) 3×3 = 29) 54+28= 53) 65+25= 77) 58-46= 10 1) 77-7×6 =
6) 6×5 = 30) 39+36= 54) 37+32= 78) 25+57= 102) 67-6×9 =
7) 4×6 = 3 1) 13+79= 55) 84-56= 79) 46+37= 103) 60-6×5 =
8) 7×3 = 32) 39+2 1= 56) 6 1+22= 80) 29+42= 104) 5+4×4 =
9) 9×7 = 33) 78-56= 57) 63+28= 8 1) 52+38= 105) 82-9× 1 =
10) 2×6 = 34) 29+36= 58) 45+25= 82) 36+28= 106) 18-9× 1 =
1 1) 2×2 = 35) 80-24= 59) 93-65= 83) 88-56= 107) 69-9×3 =
12) 7× 1 = 36) 5 1- 15= 60) 97-58= 84) 36+36= 108) 83-9×3 =
13) 5×3 = 37) 26+56= 6 1) 26+58= 85) 6 1+39= 109) 7 1-8×6 =
14) 9×6 = 38) 60-32= 62) 29+74= 86) 64+36= 1 10) 98-2×6 =
15) 1× 1 = 39) 69+34= 63) 28+36= 87) 28+58= 1 1 1) 54-8×2 =
16) 1× 1 = 40) 46+34= 64) 96-68= 88) 5 1+28= 1 12) 23-7×9 =
17) 8×2 = 4 1) 26+69= 65) 69-26= 89) 68-56= 1 13) 17-5×3 =
18) 5× 1 = 42) 68-26= 66) 23+68= 90) 19+38= 1 14) 63-9×6 =
19) 7×5 = 43) 47-29= 67) 72-56= 9 1) 43+26= 1 15) 34-9×3 =
20) 6×8 = 44) 49+25= 68) 27+69= 92) 54+42= 1 16) 54-5×6 =
2 1) 3×3 = 45) 9 1-73= 69) 4 1-28= 93) 27+56= 1 17) 48-8×2 =
22) 8×6 = 46) 35+37= 70) 49+47= 94) 97-54= 1 18) 56-9×3 =
23) 4×5 = 47) 23+38= 7 1) 62+ 19= 95) 5 1-35= 1 19) 32+5×6 =
24) 3×6 = 48) 98-25= 72) 55-25= 96) 46+45= 120) 30-8×3 =
The second grade elementary school mathematics (Volume I) oral arithmetic exercises.
Date: _ _ _ _ _ Date Name: _ _ _ _ _ Duration: _ _ _ _ _ _ _ Minutes _ _ Seconds Achievement: _ _ _ _ _ _ _ _
1) 34+36= 25) 7×7 = 49) 78+ 14= 73) 25+66= 97) 87-7×5 =
2) 8 1-56= 26) 6×5 = 50) 42+38= 74) 49+25= 98) 45- 1×8 =
3) 69+6= 27) 6×4 = 5 1) 84- 15= 75) 42+ 19= 99) 34-2×9 =
4) 35+34= 28) 8×6 = 52) 27+48= 76) 26+ 16= 100) 15-2×5 =
5) 62+36= 29) 5×7 = 53) 42-28= 77) 27+26= 10 1) 64-3×4 =
6) 8 1-69= 30) 8×9 = 54) 42+49= 78) 36+38= 102) 89-2×8 =
7) 74-26= 3 1) 7×4 = 55) 23+38= 79) 69+27= 103) 78-9×6 =
8) 54+36= 32) 6×3 = 56) 28+45= 80) 64+28= 104) 98-6×4 =
9) 67+24= 33) 7×4 = 57) 96-28= 8 1) 55+ 16= 105) 80-2×8 =
10) 36+49= 34) 2×7 = 58) 36+44= 82) 46+36= 106) 73-4×8 =
1 1) 23+48= 35) 7×7 = 59) 34+49= 83) 29+44= 107) 78-3×8 =
12) 47-28= 36) 2×6 = 60) 80-25= 84) 48+43= 108) 56-4×8 =
13) 68+25= 37) 3×8 = 6 1) 45-29= 85) 79+ 12= 109) 66-6×7 =
14) 58+28= 38) 5×2 = 62) 18+65= 86) 52-49= 1 10) 44- 1×4 =
15) 37+58= 39) 3×4 = 63) 88-65= 87) 55+39= 1 1 1) 6 1-8×6 =
16) 57+29= 40) 2×8 = 64) 54+25= 88) 68-25= 1 12) 36-3×3 =
17) 33+2+38= 4 1) 9×6 = 65) 76-65= 89) 40+29+ 1= 1 13) 63-6×5 =
18) 49+39= 42) 6×4 = 66) 63-3= 90) 62+ 15= 1 14) 76-7×3 =
19) 7 1+ 16= 43) 2×8 = 67) 62+5+ 15= 9 1) 54- 13= 1 15) 64-5×6 =
20) 77+2 1+9= 44) 4×8 = 68) 5 1+ 15= 92) 84+3+7= 1 16) 66-7×4 =
2 1) 97-83= 45) 3×8 = 69) 54+ 12= 93) 68-60= 1 17) 44-7×5 =
22) 9 1-2= 46) 4×6 = 70) 5+3+ 17= 94) 42+29= 1 18) 90-9×7 =
23) 10+63+7= 47) 7×3 = 7 1) 89-40= 95) 42+ 16= 1 19) 89-8×5 =
24) 92-40= 48) 9×7 = 72) 54+3 1= 96) 17+28+28= 120) 43-4×7 =
The second grade elementary school mathematics (Volume I) oral arithmetic exercises.
Date: _ _ _ _ _ Date Name: _ _ _ _ _ Duration: _ _ _ _ _ _ _ Minutes _ _ Seconds Achievement: _ _ _ _ _ _ _ _
1) 49+ 16= 25) 54-36= 49) 82-79= 73) 32+47+3= 97) 16- 1 1=
2) 5 1-46= 26) 54+ 16= 50) 85+2+8= 74) 90-85= 98) 20+32+28=
3) 66+ 16= 27) 26+28= 5 1) 55+25= 75) 46+ 12= 99) 28+ 14=
4) 38+64= 28) 34+58= 52) 67+25= 76) 24+30+30= 100) 64+28=
5) 66+23= 29) 46+39= 53) 83+ 14+6= 77) 35+ 14= 10 1) 37+ 13+27=
6) 38+39= 30) 69+26= 54) 82-73= 78) 77+ 10= 102) 2 1+2 1=
7) 69+26= 3 1) 38+36= 55) 83-7= 79) 46+ 1 1+ 19= 103) 83- 12=
8) 36+53= 32) 36+ 13= 56) 43+29+ 1 1= 80) 40- 15= 104) 8 1+ 1+9=
9) 54+27= 33) 39+27= 57) 14+36= 8 1) 39+34= 105) 14+62=
10) 89-76= 34) 24+36= 58) 28+39= 82) 32+34+26= 106) 99-86=
1 1) 8+92= 35) 47+ 16= 59) 86+8+2= 83) 39+26= 107) 37+6 1+9=
12) 14+39= 36) 62+36= 60) 83- 19= 84) 97-39= 108) 54+ 14=
13) 64-39= 37) 34+42= 6 1) 15+35= 85) 39+35+ 18= 109) 75- 13=
14) 35+53= 38) 35+36= 62) 17+50+ 10= 86) 66+ 14= 1 10) 2+28=
15) 5 1+ 19= 39) 25+39= 63) 4 1-40= 87) 7 1- 13= 1 1 1) 47-36=
16) 68+ 16= 40) 43+29= 64) 82-28= 88) 53+8+ 12= 1 12) 65-49=
17) 45+5= 4 1) 6 1-35= 65) 1+27+3= 89) 43+28= 1 13) 38+43+7=
18) 80+8+2= 42) 1 1+49= 66) 40-2 1= 90) 24+ 19= 1 14) 60-49=
19) 73-52= 43) 13+46+24= 67) 65-0= 9 1) 16+58+ 12= 1 15) 73-67=
20) 69+ 17= 44) 59+2 1= 68) 35+46+4= 92) 46+39= 1 16) 45+45+5=
2 1) 59+30+ 10= 45) 39+34= 69) 46+ 17= 93) 9 1-75= 1 17) 60- 13=
22) 63+8+2= 46) 62+ 14= 70) 96-26= 94) 25+26+4= 1 18) 24+34=
23) 85-44= 47) 75+ 15+5= 7 1) 1 1+42+28= 95) 72-46= 1 19) 18+24+46=
24) 59+ 17= 48) 69+ 14= 72) 40+ 16= 96) 16+27= 120) 9+ 13=
The second grade elementary school mathematics (Volume I) oral arithmetic exercises.
Date: _ _ _ _ _ Date Name: _ _ _ _ _ Duration: _ _ _ _ _ _ _ Minutes _ _ Seconds Achievement: _ _ _ _ _ _ _ _
1) 39+36+4= 25) 13+4 1= 49) 97-84= 73) 38+37+ 13= 97) 34-26=
2) 62+ 12= 26) 23+ 1 1= 50) 64+2 1+9= 74) 28+62= 98) 47+ 1+39=
3) 63-24= 27) 55+3 1+9= 5 1) 15+47= 75) 39+32= 99) 7 1-68=
4) 13+75+5= 28) 73-7 1= 52) 69+22= 76) 45+ 15+ 15= 100) 53+ 17=
5) 50+28= 29) 90-35= 53) 65+ 12+8= 77) 18+25= 10 1) 56+ 16+ 14=
6) 30+22= 30) 45+33+7= 54) 50+ 17= 78) 48-4= 102) 78+ 1 1=
7) 39+ 13+ 17= 3 1) 57+28= 55) 20-9= 79) 34+5+5= 103) 64+28=
8) 22+47= 32) 73+ 1 1= 56) 52+44+6= 80) 16+72= 104) 50+2+ 18=
9) 74+ 19= 33) 86+8+2= 57) 92-82= 8 1) 80-54= 105) 23+29=
10) 72+6+4= 34) 36+22= 58) 64+ 14= 82) 13+ 16+54= 106) 56+24=
1 1) 8 1-6= 35) 22+ 19= 59) 10+53+7= 83) 44+ 16= 107) 5 1+23+7=
12) 48- 15= 36) 89+ 1+9= 60) 97- 13= 84) 24+ 18= 108) 44+24=
13) 57+ 12+ 18= 37) 57-2= 6 1) 27+52= 85) 54+2 1+9= 109) 69+ 15=
14) 60-2 1= 38) 96-70= 62) 53+ 17= 86) 16+ 13= 1 10) 38+36+ 19=
15) 39- 18= 39) 56+33+7= 63) 39+ 16+ 19= 87) 45+30= 1 1 1) 68+ 17=
16) 10+8 1+9= 40) 48-39= 64) 56+29= 88) 69+ 19= 1 12) 49+37=
17) 64-5 1= 4 1) 55+27= 65) 53+29= 89) 58+3+7= 1 13) 39+37+ 19=
18) 56+29= 42) 86+8+2= 66) 5 1-48= 90) 65- 16= 1 14) 8 1-28=
19) 53+29= 43) 66-6= 67) 43+ 17= 9 1) 46+ 13= 1 15) 32+34+26=
20) 92-38= 44) 25+23= 68) 90-46= 92) 29+38+24= 1 16) 39+26=
2 1) 38+54+ 19= 45) 2+80+ 10= 69) 8+26+34= 93) 68+ 15= 1 17) 97-39=
22) 46+26= 46) 52+ 12= 70) 44+ 17= 94) 67+ 13= 1 18) 39+35+ 18=
23) 90- 14= 47) 22-22= 7 1) 33- 13= 95) 29+28+35= 1 19) 66+ 14=
24) 34+60+ 10= 48) 62+27+3= 72) 3 1+25+35= 96) 64+29= 120) 7 1- 13=
The second grade elementary school mathematics (Volume I) oral arithmetic exercises.
Date: _ _ _ _ _ Date Name: _ _ _ _ _ Duration: _ _ _ _ _ _ _ Minutes _ _ Seconds Achievement: _ _ _ _ _ _ _ _
1) 40+ 15= 25) 14+27= 49) 80-46= 73) 8 1-22= 97) 53+8+ 12=
2) 96- 13= 26) 66+ 13= 50) 63+ 19= 74) 28+ 16+ 19= 98) 43+28=
3) 4+ 16+44= 27) 69+20+ 10= 5 1) 29+ 16+36= 75) 29+65= 99) 24+ 19=
4) 45+30= 28) 49- 12= 52) 35+29= 76) 43+ 19= 100) 16+58+ 12=
5) 69+ 19= 29) 72+5+5= 53) 68-22= 77) 36+39+ 18= 10 1) 46+39=
6) 58+3+7= 30) 27+29= 54) 46+ 17+ 13= 78) 9 1-65= 102) 9 1-75=
7) 70-6= 3 1) 94-56= 55) 90-65= 79) 24+29= 103) 25+26+4=
8) 37-29= 32) 12+9+4 1= 56) 80-66= 80) 39+ 18+22= 104) 72-46=
9) 33+59+ 19= 33) 44- 18= 57) 39+27+3= 8 1) 67+26= 105) 16+27=
10) 6 1-35= 34) 63- 17= 58) 72- 17= 82) 63-27= 106) 38+37+ 13=
1 1) 1 1+49= 35) 4+22+8= 59) 95-66= 83) 46+36+ 18= 107) 28+62=
12) 13+46+24= 36) 15+63= 60) 36+29+ 16= 84) 99-73= 108) 39+32=
13) 59+2 1= 37) 42-27= 6 1) 57+ 18= 85) 90-36= 109) 45+ 15+ 15=
14) 46+26= 38) 34+29+ 18= 62) 73+26+4= 86) 48+ 13+27= 1 10) 18+25=
15) 90- 14= 39) 74-39= 63) 57+26= 87) 68-55= 1 1 1) 48-4=
16) 34+60+ 10= 40) 70-24= 64) 82- 17= 88) 85-26= 1 12) 34+5+5=
17) 40+ 15= 4 1) 45++39= 65) 45+ 16+29= 89) 12+ 17+ 13= 1 13) 16+72=
18) 96- 13= 42) 80-46= 66) 50-29= 90) 67-37= 1 14) 80-54=
19) 57-2= 43) 92-27= 67) 74-65= 9 1) 25+28= 1 15) 13+ 16+54=
20) 96-70= 44) 76-38= 68) 32+23+39= 92) 65+2 1+9= 1 16) 44+ 16=
2 1) 56+33+7= 45) 46+25+5= 69) 57+28= 93) 80+8+2= 1 17) 22+ 19=
22) 48-39= 46) 54+29= 70) 73+ 1 1= 94) 73-52= 1 18) 89+ 1+9=
23) 55+27= 47) 80-28= 7 1) 86+8+2= 95) 69+ 17= 1 19) 56+29=
24) 86+8+2= 48) 29+36+24= 72) 36+22= 96) 59+30+ 10= 120) 4+ 16+44=
Math application problems in the second grade of primary school (I)
1. Xinjiang dance requires 28 girls and 28 boys 14. How many people does a * * * need?
2. Toy plane 23 yuan, car 12 yuan, rocket 17 yuan, ship 30 yuan.
(1) Xiaohua sells a toy plane and a toy car. A * * *, how much is it?
(2) Xiaoling has money from 50 yuan. What kind of toys can she buy?
(3) Xiaoqing wants to spend the least money on two kinds of toys. What can he buy?
When bidding for the Beijing Olympic Games, Beijing won 56 votes and Toronto won 22 votes. How much more tickets are there in Beijing than in Toronto?
When bidding for the Beijing Olympic Games, Beijing won 56 votes and Paris 18 votes. How many tickets are there fewer in Paris than in Beijing?
5. There are 32 peaches on the tree, and 1 1 was picked. How much is left?
6. Football 58 yuan, basketball 45 yuan, volleyball 39 yuan. There's a promotion in the store, and 8 yuan is given a discount for each ball.
How much does it cost to buy a football?
(2) How much is it to buy a basketball?
(3) What questions can you ask and then answer them yourself.
Tingting bought an umbrella, gave it to 50 yuan, a salesman, and took it back to 38 yuan. How much is this umbrella?
8. Last year, 35 wild ducks were artificially bred in Yeyadao, 28 more than last year. How many are there this year?
9. The sophomores bought 80 movie tickets and then returned 8 tickets. How many students in Grade Two saw the film?
10. Two woodpeckers catch insects for the tree. The little woodpecker caught 37 bugs, and the big woodpecker caught 6 more than the little woodpecker. How many did the big woodpecker catch?
1 1. A science magazine 12.30 yuan. Tingting's money is worse than that of 3 yuan. How much is Tingting?
12. The students in Class 5, Grade 2 are divided into three groups to help the farmer uncle pick watermelons. The first group picked 28 watermelons, the second group picked 34, and the third group picked 23. How many watermelons did the class pick?
13. Farmers transported 85 watermelons to the market, 40 for the first time and 26 for the second time. How much is left?
14. There were 67 people in the car before. After arriving at the station, 25 people got off and 28 got on. How many people are there in the car now?
15. The school holds a sports meeting, with 39 students in one class every two years and 42 students in five classes every two years. About how many people took part in the school sports meeting in grade two?
16. Dad is 4 1 year old this year, and Xiao Liang is1year old this year. Ten years later, how old is dad than Liang Xiao?
17. Xiao Liang plans to write 100 Chinese characters in three days. Yesterday he wrote 29, and today he will write 42.
(1) How much did you write in two days?
(2) How many words are left in Xiao Liang?
18. The table lamp costs 5 1 yuan, and the sports shoes are 38 yuan. Dad wants to buy Fangfang a desk lamp and a pair of sports shoes. How much will it cost?
19. The construction company has 22 trucks, and there are fewer forklifts than trucks 15. How many forklifts are there?
20. There are 8 strings of keys, each with 3 keys. How many keys are there?
2 1. The students play on the seesaw. Two people sit on one side. How many students are there on two seesaws? ※
22. Skip rope in 3 groups, with 4 people in each group. A * * * How many people are there?
23. Rabbits pull out radishes, and each rabbit pulls out five.
(1) How many rabbits did three rabbits pull out?
(2) How many rabbits do you pull?
(3) How many rabbits do you pull?
24.
How many peaches are there in a box?
25. There are four sun umbrellas, one for four people and only three people under one umbrella. A * * * How many people are there?
26. There are four test racks, one of which has four test tubes, and the others have five test tubes. How many branches does a * * have?
There are five rows of seats in the conference room. There are five chairs in each row. There are only four people in a row, and the others are full. A * * * How many people are there?
28. There are five rows of seats in the conference room, with five chairs in each row. Only one row is full, and the others are four people. A * * * How many people are there?
29. Three elephants carry wood with their noses, and each elephant carries two. How many pieces of wood can three elephants carry at a time?
30. There are three rows of small trees with four trees in each row. How many small trees are there?
3 1. The rabbit picked five piles of mushrooms, three in each pile. How much did a * * * pick?
32. Cup 2 yuan, shuttlecock 1 yuan, pencil case 4 yuan.
(1) How much are two badminton?
(2) How much is five cups?
(3) How much are seven pencil boxes and a cup?
33.5 pencil boxes, each containing 2 pens. How many pens are there in a box?
34. There are three bundles of six books each. How many books are there in a bundle?
35. Connect.
36. Each kitten catches six fish. How many fish can four kittens catch?
Is it more or less for seven kittens to catch 40?
37. Students visit the Botanical Garden, and each ticket is for 3 yuan.
(1) How much are two tickets?
(2) How about buying three?
(3) Is it enough for Xiaoying to buy five tickets with 20 yuan money?
38. Students stand in six rows, each with seven people. * * * How many people are there?
39. Each eraser costs 70 cents. How much is five erasers?
40. There are four layers of milk powder on the supermarket shelves, each with seven barrels. * * * How many barrels of milk powder are there?
4 1. The students set up flowerpots to decorate the campus, with 3 rows of white flowers and 7 pots in each row. A * *, how many pots do you want to put?
42. The school will buy 7 boxes of chalk, each with 5 yuan money. How much is a * * *?
43. There are three rabbits playing in the swivel chair, and the rabbits playing in the trampoline are five times as many as those playing in the swivel chair. How many rabbits are playing trampoline?
44. There are four butterflies. There are four times as many dragonflies as butterflies. How many dragonflies?
45. A small box of chocolates costs 5 yuan money, and the price of a large box of chocolates is three times that of a small box. How much is a big box of chocolates?
46. My aunt has three hens, and the number of chicks is five times that of hens. How many chickens does my aunt have?
47. The peaches on the tree are ripe. Monkeys pick peaches to eat. Each monkey eats seven peaches. How many peaches did six monkeys eat?
48. There are six times as many trucks as buses in the parking lot, and there are seven buses. How many trucks are there?
Xiao Ming has five story books, and comic books are seven times as many. How many comic books does Xiaoming have?
50. Jia Jia has six blue balloons, and there are more than five times as many red balloons. How many red barons are there?
5 1. The feeding group raised six rabbits last year, and the number of rabbits raised this year is three times that of last year. How many rabbits have you raised this year?
52. The supermarket has four shelves selling fish tanks, and each shelf has eight fish tanks. A * * *, there are several fish tanks.
53. The school holds a general meeting, with 7 people in each row and 8 rows of seats. How many people sit in a * * *?
54. The students performed a chorus, with 8 people standing in each row and divided into 4 rows. How many people will take part in the performance?
55. I bought 5 boxes of red chalk, and the white chalk is 8 times that of red chalk. How many boxes of white chalk did you buy?
56.
A * * * How many people are there?
57. How many blocks are there in a * * *?
58. There are nine hand-cranked boats in the park, and pedal boats are three times as many as hand-cranked boats. How many pedal boats are there?
59. An ice cream costs 80 cents. How much does it cost to buy nine?
60. Each cake is cut into 6 pieces. How many pieces can you cut into eight cakes?
6 1. The synchronized swimming team is divided into 3 groups, with 8 people in each group. How many people are there in the synchronized swimming team?
62. There are six people in our class who take part in the swimming group, and the number of people who take part in the table tennis group is four times that of those who take part in the swimming group. How many people joined the table tennis team?
63. The teacher took the students to the botanical garden to pick tomatoes. Xiao Ming picked five, Xiao Li was three times older than Xiao Ming, and Xiao Dong picked eight more.
(1) How many did Xiaodong choose?
(2) How many did Xiaoli choose?
Tingting's mother bought her eight story books.
(1) There are three more science books than story books. How many science and technology books did you buy?
(2) There are two fewer comic books than story books. How many comic books?
65. Red, yellow and blue checkers, 6 in each color. How many pieces are there in a * *?
66. A shopping mall sold seven DVD players and four video cameras. Three times as many TV sets as DVD players have been sold.
(1) How many TV sets have been sold?
(2) Think about what other questions you can ask, and then answer them yourself.
67. There are 9 rows of beads on the abacus, with 6 beads in each row. * * * How many beads are there?
68. Xiaohua has five bags of sugar, six in each bag, and three more. A * * * How many sweets?
69. The students planted 25 trees this morning, 19 trees in the afternoon, and 28 trees yesterday.
(1) How many trees were planted yesterday than today?
How many trees were planted yesterday and today?
70. There used to be 25 male teachers and 36 female teachers in Jinggangshan Primary School. Now, eight teachers go to rural primary schools to teach. How many teachers are there in the school?