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
- 1.60 − 23 =
- 2.61 − 16 =
- 3.70 − 41 =
- 4.95 − 46 =
- 5.96 − 46 =
- 6.73 − 37 =
- 7.93 − 41 =
- 8.89 − 68 =
- 9.88 − 27 =
- 10.62 − 14 =
- 11.79 − 69 =
- 12.65 − 29 =
- 13.97 − 87 =
- 14.94 − 21 =
- 15.54 − 35 =
- 16.95 − 42 =
- 17.52 − 18 =
- 18.70 − 24 =
- 19.65 − 37 =
- 20.96 − 73 =
- 21.54 − 28 =
- 22.95 − 83 =
- 23.66 − 44 =
- 24.84 − 69 =
- 25.78 − 14 =
- 26.63 − 25 =
- 27.65 − 52 =
- 28.60 − 47 =
- 29.74 − 23 =
- 30.94 − 52 =
- 31.71 − 23 =
- 32.88 − 69 =
- 33.67 − 23 =
- 34.86 − 48 =
- 35.89 − 77 =
- 36.90 − 45 =
- 37.77 − 49 =
- 38.67 − 26 =
- 39.54 − 23 =
- 40.73 − 51 =
Answer key
- 37
- 45
- 29
- 49
- 50
- 36
- 52
- 21
- 61
- 48
- 10
- 36
- 10
- 73
- 19
- 53
- 34
- 46
- 28
- 23
- 26
- 12
- 22
- 15
- 64
- 38
- 13
- 13
- 51
- 42
- 48
- 19
- 44
- 38
- 12
- 45
- 28
- 41
- 31
- 22
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths