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
- 1.70 − 14 =
- 2.84 − 37 =
- 3.55 − 19 =
- 4.64 − 36 =
- 5.95 − 56 =
- 6.83 − 33 =
- 7.90 − 76 =
- 8.53 − 28 =
- 9.86 − 75 =
- 10.65 − 19 =
- 11.81 − 17 =
- 12.86 − 36 =
- 13.66 − 51 =
- 14.68 − 31 =
- 15.55 − 14 =
- 16.90 − 29 =
- 17.85 − 15 =
- 18.98 − 48 =
- 19.52 − 15 =
- 20.77 − 21 =
- 21.63 − 16 =
- 22.82 − 22 =
- 23.94 − 83 =
- 24.52 − 32 =
- 25.55 − 31 =
- 26.99 − 25 =
- 27.58 − 13 =
- 28.64 − 38 =
- 29.57 − 39 =
- 30.88 − 23 =
- 31.61 − 14 =
- 32.68 − 12 =
- 33.80 − 44 =
- 34.93 − 57 =
- 35.64 − 47 =
- 36.71 − 49 =
- 37.62 − 34 =
- 38.52 − 17 =
- 39.96 − 52 =
- 40.80 − 31 =
Answer key
- 56
- 47
- 36
- 28
- 39
- 50
- 14
- 25
- 11
- 46
- 64
- 50
- 15
- 37
- 41
- 61
- 70
- 50
- 37
- 56
- 47
- 60
- 11
- 20
- 24
- 74
- 45
- 26
- 18
- 65
- 47
- 56
- 36
- 36
- 17
- 22
- 28
- 35
- 44
- 49
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths