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Easy to calculate problems in the first grade of primary school
1+ 1 1+2 2+5 3+6 5+9 4+5 2+3 5+4 1+6 2+9 5- 1 6-5 9-8 6-3 2+8 3+9 6+3 2+ 1 8+3 6+9 2- 1 9- 1 7- 1 8-654 38+0 9-3 6+3 2+8 3+4 6+4 3+2 1+9 6+5 3+5 7+2 9-6 5-2 3- 1 6-2 4-2 8-6 7-4 5+3 9-5 1 0-6 5+2 9-5 8-2 6-0 0+0 3-2 1-0 6+2 1-6 5438+0 6-2 3+5 2+6 4+9 9-6 9-7 8-7 8-2 8-3 5- 1 4+2 4+ 1 3+ 1 2+2+2 3+ / kloc-0/ 6+ 1+ 1 2- 1+ 1 1+ 1+65438+ 0 2+2+2 3+3+3 3-2+ 1 3+2= 7+2= 5- 1= 1+ 1= 6+ 1= 1+2= 9-4=

3-3= 7-6= 8-3= 3+5= 3- 1= 0+0= 3-2=

9-8= 5- 1= 2+2= 3+3= 5-4= 5+4= 9-6=

0+ 1= 2- 1= 5+5= 3+4= 3+6= 2+ 1= 5-4=

3+3= 3-3= 4+2= 4-2= 3+ 1= 7-5= 7-7=

4+4= 6+4= 0-0= 9+ 1= 8+ 1= 2+3= 7-5=

10-9= 10-8= 10-7= 10-6= 10-5= 10-4= 10-3=

10-2= 10- 1= 10-0= 10- 10= 1- 1= 2-2= 3-3=

4-4= 5-5= 6-6= 7-7= 8-8= 9-9= 8-4=

1+ 1+2= 1+ 1+ 1= 3+3+3= 2+2+3= 7+2+ 1= 6+3+ 1= 9-5-3=

2+2+2= 3-2+ 1= 2- 1+ 1= 6+ 1+ 1= 4+2-3= 9-6+5= 4+3+ 1=

2+5= 6+3= 4+5= 5+4= 9-2= 9-3= 9-4=

9-5-2= 3+5+ 1= 9-3-4= 2+2- 1= 3+4-2= 4+4+2= 3+3-3=

2+ 1= 4+ 1= 5+ 1= 7+ 1= 7-5= 7-6= 1+0=

9-7= 8-7=

12+6= 29-7= 33+2= 3+40= 15+4=

23+5= 37+ 1= 29-3= 38-3= 15-4=

18-2= 30+8= 43+ 1= 86+2= 70+3=

30-2= 72-2= 66-4= 39-2= 20-9=

53+5= 35+2= 39-4= 8+50= 20- 1=

40+6= 62+7= 89-5= 63+3= 34-2=

50-4= 1 1+2= 53-3= 60+8= 80-7=

32+4= 26-5= 84+4= 35- 10= 7 1+9=

18-4= 66+ 10= 83-3= 7 1+5= 60-5=

36+3= 58+30= 28-7= 87- 10= 80-6=

1 1+9= 80-3= 95-4= 64+3= 98-4=

25+7= 62-2= 83+5= 83+ 10= 10+8=

56+20= 64+6= 65+3= 15-3= 30-3=

32+6= 29-7= 35+2= 7 3+4= 25+4=

43+5= 87+ 10= 3 9-3= 48-30= 95-40=

8 1-2= 60+8= 39+ 10= 76+ 10= 70+30=

48-9= 47-8= 52-4= 43-8= 68-9=

40-2= 27-9= 32-4= 4 1-2= 38-9=

50-8= 63-9= 37-8= 56-20= 88-9=

75-9= 92-3= 42-7= 7 1-6= 58- 10=

47-8= 26-7= 52-3= 69- 10= 63-5=

80-2= 36-9= 78-4= 65-8= 99-9=

72-2= 45-9= 86-8= 96-2= 24-9=

40-2= 46-9= 43-4= 18-2= 38-8=

35+5= 85+2= 59-4= 78+ 10= 82-5=

64+6= 32+7= 49-5= 63+3= 84-2=

60-4= 1 1+20= 45-3= 30+8= 60-7=

25+4= 36-5= 84+4= 52-3= 7 1+9=

88-4= 76+0= 93-3= 18+5= 70-5=

56+20= 64+6= 65+3= 15-3= 30-3=

32+6= 29-7= 35+2= 7 3+4= 25+4=

43+5= 87+ 10= 3 9-3= 48-30= 95-40=

8 1-2= 60+8= 39+ 10= 76+ 10= 70+30=

48-9= 47-8= 52-4= 43-8= 68-9=

40-2= 27-9= 32-4= 4 1-2= 38-9=

30-2= 72-2= 66-4= 39-2= 20-9=

53+5= 35+2= 39-4= 8+50= 20- 1=

40+6= 62+7= 89-5= 63+3= 34-2=

50-4= 1 1+2= 53-3= 60+8= 80-7=

32+4= 26-5= 84+4= 35- 10= 7 1+9=

12+6= 29-7= 33+2= 3+40= 15+4=

23+5= 37+ 1= 29-3= 38-3= 15-4=

18-2= 30+8= 43+ 1= 86+2= 70+3=

30-2= 72-2= 66-4= 39-2= 20-9=

53+5= 35+2= 39-4= 8+50= 20- 1=

16+9= 5+ 18= 17+3= 36+6= 29+5= 87+9=

48+8= 35+8= 4+ 19= 7+26= 4+37= 29+4=

19+8= 29+7= 7+38= 9+ 18= 40+6= 35+30=

62+8= 75+5= 23+7= 26+8= 19+60= 32+8=

16+9= 24+6= 5+37= 44+7= 67+9= 50+8=

6 1+9= 85+4= 9 1+8= 82+5= 39+ 1= 46+7=

23+7= 37+4= 78+3= 27+6= 39+8= 68+5=

9+25= 85+6= 92+4= 86+2= 48+7= 39+9=

2+38= 56+8= 36+5= 35+6= 46+9= 9+25=

23+8= 46+6= 90+9= 84+7= 34+7= 56+3=

12+9= 93+3= 58+3= 75+7= 35+6= 86+8=

39+2= 27+4= 50+5= 34+9= 10+60= 9+50=

10+40= 6 1+ 10= 18+5= 74+6= 37+2= 26+5=

23+7= 47+4= 88+3= 47+6= 39+8= 68+5=

26+8= 19+6= 28+5= 53+6= 78+5= 37+9=

23+8= 89+6= 75+5= 86+6= 68+7= 87+9=

26+9= 25+6= 50+37= 49+7= 87+9= 50+8=

6 1+9= 85+4= 9 1+8= 82+5= 39+ 10= 46+7=

73+7= 37+4= 78+3= 27+60= 39+8= 68+5=

9+25= 35+6= 2+40= 86+2= 48+7= 39+ 10=

16+9= 5+ 18= 17+3= 36+6= 29+5= 87+9=

48+8= 35+8= 4+ 19= 7+26= 4+37= 29+4=

39+8= 26+7= 7+38= 6+ 18= 40+6= 35+30=

32+8= 25+5= 13+7= 86+8= 19+60= 32+8=

16+9= 34+6= 5+37= 14+7= 37+9= 57+8=

39+2= 27+4= 50+5= 54+9= 70+60= 39+50=

10+40= 6+ 10= 18+50= 74+6= 37+2= 26+50=

23+70= 47+4= 88+3= 47+6= 99+ 1= 68+5=

26+8= 19+60= 48+50= 23+6= 78+50= 87+9=

83+8= 19+6= 75+5= 36+6= 18+7= 47+9=

83+70= 67+40= 88+3= 47+6= 39+8= 68+5=

36+8= 19+6= 28+50= 53+6= 78+5= 17+9=

12+6= 29-7= 33+2= 3+40= 15+4= 23+5= 37+ 1= 29-3= 38-3= 15-4= 50-4= 1 1+2= 53-3= 60+8= 80-7= 32+4= 26-5= 84+4= 35- 10= 7 1+9=

125+7=

62-2= 37+5=

12+6= 18 29-7=22 33+2=35 3+40=43 15+4= 19

23+5=28 37+ 1=38 29-3=26 38-3=35 15-4= 1 1

18-2= 16 30+8=38 43+ 1=44 86+2=88 70+3=73

30-2=28 72-2=70 66-4=62 39-2=37 20-9= 1 1

53+5=58 35+2=37 39-4=35 8+50=58 20- 1= 19

40+6=46 62+7=69 89-5=84 63+3=66 34-2=32

50-4=46 1 1+2= 13 53-3=50 60+8=68 80-7=73

32+4=36 26-5=2 1 84+4=88 35- 10=25 7 1+9=80

18-4= 14 66+ 10=76 83-3=80 7 1+5=76 60-5=55

36+3=39 58+30=88 28-7=2 1 87- 1077= 80-6=74

1 1+9=20 80-3= 95-4= 64+3= 98-4=

25+7=32 62-2= 83+5= 83+ 10= 10+8=

56+20=76 64+6= 65+3= 15-3= 30-3=

32+6=38 29-7= 35+2= 7 3+4= 25+4=

43+5=48 87+ 10= 3 9-3= 48-30= 95-40=

8 1-2=79 60+8= 39+ 10= 76+ 10= 70+30=

48-9=39 47-8= 52-4= 43-8= 68-9=

40-2=38 27-9= 32-4= 4 1-2= 38-9=

50-8=42 63-9= 37-8= 56-20= 88-9=

75-9=66 92-3= 42-7= 7 1-6= 58- 10=

47-8=39 26-7= 52-3= 69- 10= 63-5=

80-2=78 36-9= 78-4= 65-8= 99-9=

72-2=70 45-9= 86-8= 96-2= 24-9=

40-2=38 46-9= 43-4= 18-2= 38-8=

35+5=40 85+2= 59-4= 78+ 10= 82-5=

64+6=70 32+7= 49-5= 63+3= 84-2=

60-4=56 1 1+20= 45-3= 30+8= 60-7=

25+4=29 36-5= 84+4= 52-3= 7 1+9=

88-4=84 76+0= 93-3= 18+5= 70-5=

56+20=76 64+6= 65+3= 15-3= 30-3=

32+6=38 29-7= 35+2= 7 3+4= 25+4=

43+5=48 87+ 10= 3 9-3= 48-30= 95-40=

8 1-2=79 60+8= 39+ 10= 76+ 10= 70+30=

48-9=39 47-8= 52-4= 43-8= 68-9=

40-2=38 27-9= 32-4= 4 1-2= 38-9=

30-2=28 72-2= 66-4= 39-2= 20-9=

53+5=58 35+2= 39-4= 8+50= 20- 1=

40+6=46 62+7= 89-5= 63+3= 34-2=

50-4=46 1 1+2= 53-3= 60+8= 80-7=

32+4=36 26-5= 84+4= 35- 10= 7 1+9=

12+6= 18 29-7= 33+2= 3+40= 15+4=

23+5=28 37+ 1= 29-3= 38-3= 15-4=

18-2= 16 30+8= 43+ 1= 86+2= 70+3=

30-2=28 72-2= 66-4= 39-2= 20-9=

53+5=58 35+2= 39-4= 8+50= 20- 1=

16+9=25 5+ 18= 17+3= 36+6= 29+5= 87+9=

48+8=56 35+8= 4+ 19= 7+26= 4+37= 29+4=

19+8=27 29+7= 7+38= 9+ 18= 40+6= 35+30=

62+8=70 75+5= 23+7= 26+8= 19+60= 32+8=

16+9=25 24+6= 5+37= 44+7= 67+9= 50+8=

6 1+9=70 85+4= 9 1+8= 82+5= 39+ 1= 46+7=

23+7=30 37+4= 78+3= 27+6= 39+8= 68+5=

9+25=34 85+6= 92+4= 86+2= 48+7= 39+9=

2+38=40 56+8= 36+5= 35+6= 46+9= 9+25=

23+8=3 1 46+6= 90+9= 84+7= 34+7= 56+3=

12+9=2 1 93+3= 58+3= 75+7= 35+6= 86+8=

39+2=4 1 27+4= 50+5= 34+9= 10+60= 9+50=

10+40=50 6 1+ 10= 18+5= 74+6= 37+2= 26+5=

23+7=30 47+4= 88+3= 47+6= 39+8= 68+5=

26+8=34 19+6= 28+5= 53+6= 78+5= 37+9=

23+8=3 1 89+6= 75+5= 86+6= 68+7= 87+9=

26+9=35 25+6= 50+37= 49+7= 87+9= 50+8=

6 1+9=70 85+4= 9 1+8= 82+5= 39+ 10= 46+7=

73+7=80 37+4= 78+3= 27+60= 39+8= 68+5=

9+25=34 35+6= 2+40= 86+2= 48+7= 39+ 10=

16+9=25 5+ 18= 17+3= 36+6= 29+5= 87+9=

48+8=56 35+8= 4+ 19= 7+26= 4+37= 29+4=

39+8=47 26+7= 7+38= 6+ 18= 40+6= 35+30=

32+8=40 25+5= 13+7= 86+8= 19+60= 32+8=

16+9=25 34+6= 5+37= 14+7= 37+9= 57+8=

39+2=4 1 27+4= 50+5= 54+9= 70+60= 39+50=

10+40=50 6+ 10= 18+50= 74+6= 37+2= 26+50=

23+70=93 47+4= 88+3= 47+6= 99+ 1= 68+5=

26+8=34 19+60= 48+50= 23+6= 78+50= 87+9=

83+8=9 1 19+6= 75+5= 36+6= 18+7= 47+9=

83+70= 153 67+40= 88+3= 47+6= 39+8= 68+5=

36+8=44 19+6= 28+50= 53+6= 78+5= 17+9=

Interviewee: shuying 457 174- Junior 8-26 12:02.

12+6= 29-7= 33+2= 3+40= 15+4=

23+5= 37+ 1= 29-3= 38-3= 15-4=

18-2= 30+8= 43+ 1= 86+2= 70+3=

30-2= 72-2= 66-4= 39-2= 20-9=

53+5= 35+2= 39-4= 8+50= 20- 1=

16+9= 5+ 18= 17+3= 36+6= 29+5= 87+9=

48+8= 35+8= 4+ 19= 7+26= 4+37= 29+4=

19+8= 29+7= 7+38= 9+ 18= 40+6= 35+30=

62+8= 75+5= 23+7= 26+8= 19+60= 32+8=

16+9= 24+6= 5+37= 44+7= 67+9= 50+8=

6 1+9= 85+4= 9 1+8= 82+5= 39+ 1= 46+7=

23+7= 37+4= 78+3= 27+6= 39+8= 68+5=

9+25= 85+6= 92+4= 86+2= 48+7= 39+9=

12+6= 29-7= 33+2= 3+40= 15+4=

23+5= 37+ 1= 29-3= 38-3= 15-4=

18-2= 30+8= 43+ 1= 86+2= 70+3=

30-2= 72-2= 66-4= 39-2= 20-9=

53+5= 35+2= 39-4= 8+50= 20- 1=

40+6= 62+7= 89-5= 63+3= 34-2=

50-4= 1 1+2= 53-3= 60+8= 80-7=

32+4= 26-5= 84+4= 35- 10= 7 1+9=

18-4= 66+ 10= 83-3= 7 1+5= 60-5=

36+3= 58+30= 28-7= 87- 10= 80-6=

1 1+9= 80-3= 95-4= 64+3= 98-4=

25+7= 62-2= 83+5= 83+ 10= 10+8=

56+20= 64+6= 65+3= 15-3= 30-3=

32+6= 29-7= 35+2= 7 3+4= 25+4=

43+5= 87+ 10= 3 9-3= 48-30= 95-40=

8 1-2= 60+8= 39+ 10= 76+ 10= 70+30=

48-9= 47-8= 52-4= 43-8= 68-9=

40-2= 27-9= 32-4= 4 1-2= 38-9=

50-8= 63-9= 37-8= 56-20= 88-9=

75-9= 92-3= 42-7= 7 1-6= 58- 10=

47-8= 26-7= 52-3= 69- 10= 63-5=

80-2= 36-9= 78-4= 65-8= 99-9=

72-2= 45-9= 86-8= 96-2= 24-9=

40-2= 46-9= 43-4= 18-2= 38-8=

35+5= 85+2= 59-4= 78+ 10= 82-5=

64+6= 32+7= 49-5= 63+3= 84-2=

60-4= 1 1+20= 45-3= 30+8= 60-7=

25+4= 36-5= 84+4= 52-3= 7 1+9=

88-4= 76+0= 93-3= 18+5= 70-5=

56+20= 64+6= 65+3= 15-3= 30-3=

32+6= 29-7= 35+2= 7 3+4= 25+4=

43+5= 87+ 10= 3 9-3= 48-30= 95-40=

8 1-2= 60+8= 39+ 10= 76+ 10= 70+30=

48-9= 47-8= 52-4= 43-8= 68-9=

40-2= 27-9= 32-4= 4 1-2= 38-9=

30-2= 72-2= 66-4= 39-2= 20-9=

53+5= 35+2= 39-4= 8+50= 20- 1=

40+6= 62+7= 89-5= 63+3= 34-2=

50-4= 1 1+2= 53-3= 60+8= 80-7=

32+4= 26-5= 84+4= 35- 10= 7 1+9=

32+4= 26-5= 84+4= 35- 10= 7 1+9=

12+6= 29-7= 33+2= 3+40= 15+4=

23+5= 37+ 1= 29-3= 38-3= 15-4=

18-2= 30+8= 43+ 1= 86+2= 70+3=

30-2= 72-2= 66-4= 39-2= 20-9=

53+5= 35+2= 39-4= 8+50= 20- 1=

16+9= 5+ 18= 17+3= 36+6= 29+5= 87+9=

48+8= 35+8= 4+ 19= 7+26= 4+37= 29+4=

19+8= 29+7= 7+38= 9+ 18= 40+6= 35+30=

62+8= 75+5= 23+7= 26+8= 19+60= 32+8=

16+9= 24+6= 5+37= 44+7= 67+9= 50+8=

6 1+9= 85+4= 9 1+8= 82+5= 39+ 1= 46+7=

23+7= 37+4= 78+3= 27+6= 39+8= 68+5=

9+25= 85+6= 92+4= 86+2= 48+7= 39+9=

2+38= 56+8= 36+5= 35+6= 46+9= 9+25=

23+8= 46+6= 90+9= 84+7= 34+7= 56+3=

12+9= 93+3= 58+3= 75+7= 35+6= 86+8=

39+2= 27+4= 50+5= 34+9= 10+60= 9+50=

10+40= 6 1+ 10= 18+5= 74+6= 37+2= 26+5=

23+7= 47+4= 88+3= 47+6= 39+8= 68+5=

26+8= 19+6= 28+5= 53+6= 78+5= 37+9=

23+8= 89+6= 75+5= 86+6= 68+7= 87+9=

26+9= 25+6= 50+37= 49+7= 87+9= 50+8=

6 1+9= 85+4= 9 1+8= 82+5= 39+ 10= 46+7=

73+7= 37+4= 78+3= 27+60= 39+8= 68+5=

9+25= 35+6= 2+40= 86+2= 48+7= 39+ 10=

16+9= 5+ 18= 17+3= 36+6= 29+5= 87+9=

48+8= 35+8= 4+ 19= 7+26= 4+37= 29+4=

39+8= 26+7= 7+38= 6+ 18= 40+6= 35+30=

32+8= 25+5= 13+7= 86+8= 19+60= 32+8=

16+9= 34+6= 5+37= 14+7= 37+9= 57+8=

39+2= 27+4= 50+5= 54+9= 70+60= 39+50=

10+40= 6+ 10= 18+50= 74+6= 37+2= 26+50=

23+70= 47+4= 88+3= 47+6= 99+ 1= 68+5=

26+8= 19+60= 48+50= 23+6= 78+50= 87+9=

83+8= 19+6= 75+5= 36+6= 18+7= 47+9=

83+70= 67+40= 88+3= 47+6= 39+8= 68+5=

36+8= 19+6= 28+50= 53+6= 78+5= 17+9=

9+3 = 2+8 =17-7 =1-8 = 8+6 = 3 yuan = () angle.

21-3 = 30+21= 58-28 = 23-4 = 90-9 = 20 angle = () yuan.

25+6= 48+5= 45-5= 46-40= 40+32= 4 yuan +3 yuan = () Yuan.

89+3 = 49+17 = 32-20 = 8+5 = 4+9 = 3 yuan 2 angle = () angle.

15-7 =17-9 = 53-9 = 5+45 =12-8 = 56 angle = () yuan () angle.

61-8 = 7+3 = 37+6 = 9+20 = 27+40 = 8.4 points = () points.

61+7 = 4+68 = 56-3 = 31-2 = 6+33 = 7.9 points = () points.

38-7 =16-9 = 41-7 = 28+4 = 7+69 = 36 points = () angle () points

83-5= 20+80= 13-3= 5+8= 13-9= 90-30+40=

22-9= 37+6= 15+30= 93-8= 2+28= 79-9-4=

64+6= 89-60= 88+6= 52-5= 24+7= 85-7+2=

18+8= 63-8= 86-3= 75+4= 33+7= 70-2-30=

65-9= 75-7= 26+5= 22-3= 6+47= 18+3+50=

27+50= 84-8= 46-40= 40+32= 87+ 13= 36-6- 10=

27+50+3= 90-30-9= 16+20+7= 45-9-6= 43+7-20=