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
- 1.93 − 51 =
- 2.81 − 15 =
- 3.75 − 16 =
- 4.82 − 15 =
- 5.92 − 51 =
- 6.63 − 37 =
- 7.69 − 41 =
- 8.53 − 24 =
- 9.91 − 69 =
- 10.58 − 36 =
- 11.96 − 32 =
- 12.63 − 53 =
- 13.98 − 88 =
- 14.89 − 48 =
- 15.65 − 31 =
- 16.91 − 18 =
- 17.91 − 67 =
- 18.84 − 12 =
- 19.58 − 27 =
- 20.86 − 43 =
- 21.86 − 74 =
- 22.98 − 27 =
- 23.57 − 19 =
- 24.72 − 34 =
- 25.71 − 59 =
- 26.97 − 62 =
- 27.62 − 34 =
- 28.87 − 37 =
- 29.89 − 29 =
- 30.93 − 26 =
- 31.84 − 27 =
- 32.65 − 14 =
- 33.78 − 61 =
- 34.60 − 42 =
- 35.74 − 25 =
- 36.75 − 19 =
- 37.99 − 35 =
- 38.79 − 14 =
- 39.87 − 47 =
- 40.66 − 34 =
Answer key
- 42
- 66
- 59
- 67
- 41
- 26
- 28
- 29
- 22
- 22
- 64
- 10
- 10
- 41
- 34
- 73
- 24
- 72
- 31
- 43
- 12
- 71
- 38
- 38
- 12
- 35
- 28
- 50
- 60
- 67
- 57
- 51
- 17
- 18
- 49
- 56
- 64
- 65
- 40
- 32
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths