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
- 1.58 − 22 =
- 2.92 − 37 =
- 3.72 − 49 =
- 4.74 − 51 =
- 5.94 − 82 =
- 6.76 − 32 =
- 7.62 − 33 =
- 8.71 − 33 =
- 9.95 − 12 =
- 10.62 − 28 =
- 11.78 − 37 =
- 12.79 − 51 =
- 13.86 − 45 =
- 14.61 − 43 =
- 15.68 − 38 =
- 16.61 − 42 =
- 17.82 − 49 =
- 18.68 − 49 =
- 19.76 − 38 =
- 20.65 − 14 =
- 21.69 − 19 =
- 22.86 − 25 =
- 23.65 − 36 =
- 24.53 − 23 =
- 25.89 − 49 =
- 26.76 − 55 =
- 27.90 − 61 =
- 28.79 − 55 =
- 29.52 − 41 =
- 30.53 − 31 =
- 31.88 − 14 =
- 32.85 − 26 =
- 33.78 − 62 =
- 34.67 − 44 =
- 35.86 − 34 =
- 36.56 − 43 =
- 37.93 − 31 =
- 38.97 − 24 =
- 39.53 − 14 =
- 40.57 − 34 =
Answer key
- 36
- 55
- 23
- 23
- 12
- 44
- 29
- 38
- 83
- 34
- 41
- 28
- 41
- 18
- 30
- 19
- 33
- 19
- 38
- 51
- 50
- 61
- 29
- 30
- 40
- 21
- 29
- 24
- 11
- 22
- 74
- 59
- 16
- 23
- 52
- 13
- 62
- 73
- 39
- 23
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths