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Answers to simple math problems in the second volume of the fourth grade
1.45+ 15×6= 135

2.250÷5×8=400

3.6×5÷2×4=60

4.30×3+8=98

5.400÷4+20×5= 200

6. 10+ 12÷3+20=34

7.(80÷20+80)÷4=2 1

8.70+( 100- 10×5)= 120

9.360÷40+ 10= 19

10.40×20-200= 600

1 1.(80-25)*2= 1 10

12.70+45= 1 15

13.90×2÷3= 60

14. 16×6÷3= 32

15.300×6÷9= 200

16.540÷9×7=420

17.30×20÷ 15= 20

18.400÷4×7= 700

19.(350-80)÷9= 30

20. 160+70+50=280

2 1. 18-64÷8= 10

22.42÷6+20=27

23.40-5×7= 5

24.80+60÷3= 100

25.4 1+ 18÷2= 50

26.75- 1 1×5= 20

27.42+7-29= 20

28.5600÷80=70

29.25× 16÷4= 100

30. 120×25÷5= 600

3 1.36× 1 1÷3= 132

32. 1025÷25×8=328

33.336+70-6= 400

34.25×9×4= 900

35.200-33×3= 10 1

36.3020- 10 10=20 10

37. 12×50+ 10= 6 10

38.25×8+ 199= 399

39.23× 1 1- 13= 240

40. 125÷25-5=0

4 1.4200-2200+200=2200

42.220+80- 150= 150

43.20×8×5= 800

44.600-3×200=0

45.20+20÷2= 30

46.35-25÷5= 30

47.36+8-40= 4