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
- 1.67 − 29 =
- 2.60 − 34 =
- 3.54 − 29 =
- 4.92 − 26 =
- 5.52 − 21 =
- 6.97 − 16 =
- 7.54 − 34 =
- 8.73 − 43 =
- 9.61 − 41 =
- 10.76 − 14 =
- 11.52 − 35 =
- 12.63 − 53 =
- 13.83 − 34 =
- 14.94 − 23 =
- 15.64 − 32 =
- 16.73 − 31 =
- 17.82 − 68 =
- 18.81 − 24 =
- 19.73 − 32 =
- 20.95 − 42 =
- 21.86 − 44 =
- 22.86 − 65 =
- 23.91 − 14 =
- 24.52 − 32 =
- 25.62 − 21 =
- 26.86 − 46 =
- 27.66 − 15 =
- 28.65 − 21 =
- 29.62 − 46 =
- 30.98 − 26 =
- 31.71 − 54 =
- 32.60 − 22 =
- 33.94 − 16 =
- 34.82 − 23 =
- 35.98 − 83 =
- 36.91 − 65 =
- 37.60 − 48 =
- 38.74 − 16 =
- 39.53 − 23 =
- 40.54 − 14 =
Answer key
- 38
- 26
- 25
- 66
- 31
- 81
- 20
- 30
- 20
- 62
- 17
- 10
- 49
- 71
- 32
- 42
- 14
- 57
- 41
- 53
- 42
- 21
- 77
- 20
- 41
- 40
- 51
- 44
- 16
- 72
- 17
- 38
- 78
- 59
- 15
- 26
- 12
- 58
- 30
- 40
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths