Mental Subtraction Worksheet for Class 2 and 3
How to do it in your head (Tens first): Keep the first number as it is. Take away the tens of the second number. Take away the ones (bridge back through a ten if you need to).
NameDateTime takenScore ___ / 40
- 1.57 − 28 =
- 2.86 − 22 =
- 3.95 − 77 =
- 4.72 − 16 =
- 5.96 − 43 =
- 6.79 − 35 =
- 7.84 − 25 =
- 8.91 − 16 =
- 9.84 − 41 =
- 10.99 − 43 =
- 11.96 − 47 =
- 12.53 − 18 =
- 13.59 − 26 =
- 14.71 − 13 =
- 15.79 − 22 =
- 16.94 − 14 =
- 17.86 − 27 =
- 18.86 − 14 =
- 19.94 − 81 =
- 20.82 − 14 =
- 21.56 − 42 =
- 22.91 − 61 =
- 23.85 − 22 =
- 24.73 − 13 =
- 25.57 − 41 =
- 26.79 − 14 =
- 27.69 − 35 =
- 28.55 − 25 =
- 29.98 − 27 =
- 30.81 − 27 =
- 31.67 − 21 =
- 32.63 − 48 =
- 33.80 − 37 =
- 34.65 − 35 =
- 35.77 − 49 =
- 36.68 − 56 =
- 37.75 − 56 =
- 38.74 − 52 =
- 39.90 − 78 =
- 40.96 − 57 =
Answer key
- 29
- 64
- 18
- 56
- 53
- 44
- 59
- 75
- 43
- 56
- 49
- 35
- 33
- 58
- 57
- 80
- 59
- 72
- 13
- 68
- 14
- 30
- 63
- 60
- 16
- 65
- 34
- 30
- 71
- 54
- 46
- 15
- 43
- 30
- 28
- 12
- 19
- 22
- 12
- 39
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths