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
- 1.99 − 44 =
- 2.63 − 13 =
- 3.53 − 17 =
- 4.60 − 32 =
- 5.92 − 81 =
- 6.63 − 26 =
- 7.68 − 46 =
- 8.86 − 69 =
- 9.84 − 45 =
- 10.95 − 23 =
- 11.98 − 17 =
- 12.88 − 76 =
- 13.86 − 17 =
- 14.54 − 16 =
- 15.64 − 13 =
- 16.61 − 48 =
- 17.81 − 38 =
- 18.62 − 46 =
- 19.87 − 52 =
- 20.57 − 28 =
- 21.93 − 46 =
- 22.61 − 29 =
- 23.62 − 36 =
- 24.64 − 12 =
- 25.89 − 76 =
- 26.90 − 76 =
- 27.72 − 37 =
- 28.77 − 15 =
- 29.87 − 16 =
- 30.58 − 19 =
- 31.70 − 12 =
- 32.80 − 27 =
- 33.53 − 15 =
- 34.58 − 25 =
- 35.53 − 31 =
- 36.87 − 77 =
- 37.61 − 12 =
- 38.78 − 25 =
- 39.88 − 56 =
- 40.77 − 16 =
Answer key
- 55
- 50
- 36
- 28
- 11
- 37
- 22
- 17
- 39
- 72
- 81
- 12
- 69
- 38
- 51
- 13
- 43
- 16
- 35
- 29
- 47
- 32
- 26
- 52
- 13
- 14
- 35
- 62
- 71
- 39
- 58
- 53
- 38
- 33
- 22
- 10
- 49
- 53
- 32
- 61
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths