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
- 1.56 − 34 =
- 2.65 − 33 =
- 3.91 − 31 =
- 4.91 − 42 =
- 5.66 − 18 =
- 6.96 − 68 =
- 7.74 − 52 =
- 8.67 − 31 =
- 9.85 − 14 =
- 10.58 − 38 =
- 11.62 − 19 =
- 12.90 − 46 =
- 13.70 − 52 =
- 14.87 − 31 =
- 15.53 − 29 =
- 16.56 − 14 =
- 17.55 − 15 =
- 18.66 − 13 =
- 19.71 − 12 =
- 20.98 − 17 =
- 21.57 − 19 =
- 22.59 − 25 =
- 23.86 − 58 =
- 24.61 − 36 =
- 25.61 − 22 =
- 26.53 − 21 =
- 27.91 − 27 =
- 28.66 − 22 =
- 29.76 − 61 =
- 30.91 − 14 =
- 31.56 − 46 =
- 32.99 − 86 =
- 33.75 − 48 =
- 34.66 − 43 =
- 35.61 − 42 =
- 36.93 − 37 =
- 37.53 − 41 =
- 38.68 − 41 =
- 39.68 − 32 =
- 40.59 − 16 =
Answer key
- 22
- 32
- 60
- 49
- 48
- 28
- 22
- 36
- 71
- 20
- 43
- 44
- 18
- 56
- 24
- 42
- 40
- 53
- 59
- 81
- 38
- 34
- 28
- 25
- 39
- 32
- 64
- 44
- 15
- 77
- 10
- 13
- 27
- 23
- 19
- 56
- 12
- 27
- 36
- 43
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths