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 − 51 =
- 2.69 − 25 =
- 3.88 − 36 =
- 4.98 − 41 =
- 5.53 − 25 =
- 6.62 − 52 =
- 7.99 − 75 =
- 8.54 − 19 =
- 9.57 − 25 =
- 10.52 − 12 =
- 11.87 − 16 =
- 12.61 − 16 =
- 13.58 − 38 =
- 14.72 − 12 =
- 15.60 − 37 =
- 16.53 − 22 =
- 17.85 − 37 =
- 18.53 − 41 =
- 19.62 − 17 =
- 20.86 − 61 =
- 21.71 − 21 =
- 22.85 − 19 =
- 23.73 − 56 =
- 24.55 − 38 =
- 25.59 − 21 =
- 26.57 − 32 =
- 27.84 − 66 =
- 28.67 − 22 =
- 29.65 − 12 =
- 30.80 − 55 =
- 31.62 − 48 =
- 32.79 − 24 =
- 33.95 − 61 =
- 34.90 − 21 =
- 35.64 − 13 =
- 36.96 − 57 =
- 37.54 − 31 =
- 38.97 − 71 =
- 39.67 − 53 =
- 40.55 − 39 =
Answer key
- 16
- 44
- 52
- 57
- 28
- 10
- 24
- 35
- 32
- 40
- 71
- 45
- 20
- 60
- 23
- 31
- 48
- 12
- 45
- 25
- 50
- 66
- 17
- 17
- 38
- 25
- 18
- 45
- 53
- 25
- 14
- 55
- 34
- 69
- 51
- 39
- 23
- 26
- 14
- 16
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths