Mathematics comprehensive topic I in the second volume of the first grade of primary school
Please choose the correct code and put it in brackets.
(1) From the right, the third position is (). Answer, answer
B, ten
C, one hundred
(2) The surface of the desk in the classroom is ().
First, the rectangle
square
C, round
(3) The upper and lower sides of a coin are ().
First, the rectangle
round
C, square
(4) The number adjacent to 7 1 is ().
a、 17
b、70
c、75
The two digits of (5) are greater than the smallest two digits ().
a、 1
b、89
c、20
To judge whether it is right or wrong, use "√" for correctness and "×" for error.
(1) Ten digits are 6, one digit is 0, and this number is 60. ()
(2) You can make a triangle with three sticks. ()
(3) Both reading and writing start from a high position. ()
④94 Writing 9 14. ()
(5) A ten-yuan bill can be changed into two five-yuan RMB bills. ()
Third, fill in the blanks.
(1)6 yuan = () Angle 50 points = () Angle.
(2)7 yuan 8 Angle = () Angle.
(3) Twenty-seven includes () tens and () ones.
(4) Fifty-two writing () Eighty reading ().
(5) Ten digits are 5 and one digit is 6. This number is written as () and pronounced as ().
(6) The minuend is 86, the divisor is 30, and the difference is ().
(7) One addend is 7, the other is 64, and the sum is ().
(8) The number consisting of six tens and three ones is ().
(9)52 biscuits, 10 a bag, can hold ().
(10) Fill in the figures according to the law.
1、4、7、 10、()37、35、33、3 1、()
Fourth, the calculation problem.
8+6= 17- 10= 18-9= 7+7=
50+30= 12-5= 70-6= 59-40=
63-60= 34+60= 70-40= 95-5=
83-83= 64+6= 80+7= 2+63=
100-50= 80-80= 96-70= 23-8=
15-5+4= 9+3+7= 17-8+6= 16-6+7=
7+8+2= 9+8-6= 12-7+7= 9+9-9=
60+ 10+8= 100-40-40= 30+50-70= 92-2-70=
Five, solve the problem:
1. There are 40 students in our class. If each student has an apple, there are four. How many apples are there?
□□□□□□ =□ (piece)
2.23 watermelons are packed in a basket every 7. How many baskets can you fill?
□□□□□□ =□ (yuan)
3. Class One (1) has 15 football and 9 volleyball. How many more football than volleyball?
□□□□□□ =□ (piece)
Xiaohong went to the movies with her parents. Movie tickets, each 8 yuan. How much did they spend?
□○□? = (yuan)
5. Buy a 60 yuan for football and a 30 yuan for basketball.
(1) How much does it cost to buy a football and a basketball?
□□□□□□ =□ (yuan)
(2) How much is it cheaper to buy basketball than football?
□□□□□□ =□ (yuan)
(3) Buy a football and a basketball and pay the salesperson 100 yuan. How much should I get back?
□□□□□□□□□ =□ (yuan)
6. There are 18 apples, 6 in the morning and 4 in the afternoon. How much is left?
It can be calculated as follows: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
You can also use the formula in brackets: _ _ _ _ _ _ _ _ _ _ _ _
The first grade of primary school, the second volume of mathematics comprehensive topic 2
First, fill in. 1, 4 in ten and 0 in one is ().
2. The number with one digit being 5 and ten digits being 3 is ().
3. On the counter, the first digit on the right is (), the second digit is (), and the third digit is ().
4, 79 is in the middle of () and ().
5. One is (), the smallest two are (), the second is (), and the smallest three are ().
6. Sort the six numbers 75, 60, 36, 48, 57 and 80: () > () > gt; ()& gt()& gt()& gt()。
7. Hundreds of digits are 1, other digits are 0, and this number is ().
The number after 8.58 is ().
9, less than 62, greater than 58 ().
10, ranking 80,36,63,56,37 and 18: ()