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
- 1.74 − 37 =
- 2.71 − 38 =
- 3.75 − 41 =
- 4.68 − 43 =
- 5.53 − 23 =
- 6.73 − 26 =
- 7.66 − 37 =
- 8.54 − 15 =
- 9.96 − 39 =
- 10.94 − 41 =
- 11.95 − 57 =
- 12.83 − 54 =
- 13.58 − 18 =
- 14.85 − 21 =
- 15.75 − 12 =
- 16.89 − 22 =
- 17.79 − 68 =
- 18.54 − 22 =
- 19.97 − 76 =
- 20.87 − 76 =
- 21.76 − 53 =
- 22.64 − 15 =
- 23.94 − 15 =
- 24.98 − 61 =
- 25.70 − 57 =
- 26.84 − 51 =
- 27.72 − 49 =
- 28.66 − 43 =
- 29.99 − 39 =
- 30.79 − 16 =
- 31.71 − 19 =
- 32.99 − 76 =
- 33.62 − 16 =
- 34.72 − 61 =
- 35.52 − 36 =
- 36.83 − 37 =
- 37.81 − 26 =
- 38.69 − 44 =
- 39.89 − 72 =
- 40.96 − 64 =
Answer key
- 37
- 33
- 34
- 25
- 30
- 47
- 29
- 39
- 57
- 53
- 38
- 29
- 40
- 64
- 63
- 67
- 11
- 32
- 21
- 11
- 23
- 49
- 79
- 37
- 13
- 33
- 23
- 23
- 60
- 63
- 52
- 23
- 46
- 11
- 16
- 46
- 55
- 25
- 17
- 32
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths