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
- 1.53 − 38 =
- 2.64 − 33 =
- 3.98 − 25 =
- 4.72 − 43 =
- 5.53 − 23 =
- 6.55 − 21 =
- 7.55 − 25 =
- 8.95 − 19 =
- 9.87 − 64 =
- 10.78 − 38 =
- 11.54 − 16 =
- 12.93 − 17 =
- 13.70 − 45 =
- 14.85 − 68 =
- 15.94 − 78 =
- 16.52 − 24 =
- 17.83 − 21 =
- 18.65 − 51 =
- 19.58 − 48 =
- 20.71 − 15 =
- 21.98 − 64 =
- 22.96 − 24 =
- 23.74 − 14 =
- 24.81 − 18 =
- 25.77 − 29 =
- 26.53 − 33 =
- 27.64 − 37 =
- 28.63 − 13 =
- 29.67 − 13 =
- 30.53 − 26 =
- 31.61 − 41 =
- 32.85 − 32 =
- 33.92 − 23 =
- 34.55 − 29 =
- 35.61 − 45 =
- 36.54 − 17 =
- 37.74 − 22 =
- 38.62 − 26 =
- 39.93 − 32 =
- 40.90 − 72 =
Answer key
- 15
- 31
- 73
- 29
- 30
- 34
- 30
- 76
- 23
- 40
- 38
- 76
- 25
- 17
- 16
- 28
- 62
- 14
- 10
- 56
- 34
- 72
- 60
- 63
- 48
- 20
- 27
- 50
- 54
- 27
- 20
- 53
- 69
- 26
- 16
- 37
- 52
- 36
- 61
- 18
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths