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
- 1.79 − 37 =
- 2.89 − 25 =
- 3.79 − 27 =
- 4.59 − 44 =
- 5.92 − 47 =
- 6.55 − 31 =
- 7.68 − 52 =
- 8.67 − 49 =
- 9.91 − 48 =
- 10.99 − 31 =
- 11.62 − 22 =
- 12.95 − 76 =
- 13.70 − 36 =
- 14.61 − 19 =
- 15.92 − 81 =
- 16.52 − 33 =
- 17.69 − 42 =
- 18.68 − 53 =
- 19.66 − 28 =
- 20.98 − 22 =
- 21.87 − 12 =
- 22.64 − 12 =
- 23.73 − 45 =
- 24.94 − 15 =
- 25.81 − 21 =
- 26.69 − 56 =
- 27.59 − 28 =
- 28.73 − 32 =
- 29.96 − 25 =
- 30.79 − 35 =
- 31.76 − 29 =
- 32.63 − 37 =
- 33.76 − 51 =
- 34.52 − 38 =
- 35.63 − 44 =
- 36.57 − 14 =
- 37.81 − 47 =
- 38.64 − 31 =
- 39.55 − 16 =
- 40.56 − 24 =
Answer key
- 42
- 64
- 52
- 15
- 45
- 24
- 16
- 18
- 43
- 68
- 40
- 19
- 34
- 42
- 11
- 19
- 27
- 15
- 38
- 76
- 75
- 52
- 28
- 79
- 60
- 13
- 31
- 41
- 71
- 44
- 47
- 26
- 25
- 14
- 19
- 43
- 34
- 33
- 39
- 32
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths