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
- 1.97 − 63 =
- 2.64 − 22 =
- 3.70 − 18 =
- 4.64 − 31 =
- 5.63 − 35 =
- 6.62 − 24 =
- 7.67 − 52 =
- 8.62 − 51 =
- 9.86 − 34 =
- 10.70 − 25 =
- 11.89 − 64 =
- 12.78 − 33 =
- 13.73 − 31 =
- 14.53 − 12 =
- 15.60 − 16 =
- 16.52 − 29 =
- 17.58 − 17 =
- 18.76 − 52 =
- 19.55 − 19 =
- 20.72 − 12 =
- 21.60 − 31 =
- 22.85 − 14 =
- 23.96 − 15 =
- 24.94 − 21 =
- 25.95 − 74 =
- 26.68 − 21 =
- 27.86 − 71 =
- 28.53 − 33 =
- 29.75 − 56 =
- 30.52 − 31 =
- 31.79 − 53 =
- 32.57 − 19 =
- 33.72 − 41 =
- 34.58 − 31 =
- 35.59 − 22 =
- 36.85 − 55 =
- 37.84 − 22 =
- 38.73 − 57 =
- 39.55 − 13 =
- 40.85 − 68 =
Answer key
- 34
- 42
- 52
- 33
- 28
- 38
- 15
- 11
- 52
- 45
- 25
- 45
- 42
- 41
- 44
- 23
- 41
- 24
- 36
- 60
- 29
- 71
- 81
- 73
- 21
- 47
- 15
- 20
- 19
- 21
- 26
- 38
- 31
- 27
- 37
- 30
- 62
- 16
- 42
- 17
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths