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
- 1.81 − 33 =
- 2.92 − 55 =
- 3.90 − 64 =
- 4.89 − 16 =
- 5.56 − 45 =
- 6.82 − 58 =
- 7.64 − 29 =
- 8.88 − 72 =
- 9.66 − 13 =
- 10.87 − 59 =
- 11.58 − 35 =
- 12.99 − 26 =
- 13.62 − 21 =
- 14.89 − 18 =
- 15.61 − 44 =
- 16.53 − 36 =
- 17.52 − 41 =
- 18.93 − 82 =
- 19.91 − 81 =
- 20.78 − 24 =
- 21.70 − 47 =
- 22.60 − 18 =
- 23.52 − 22 =
- 24.82 − 45 =
- 25.83 − 49 =
- 26.55 − 41 =
- 27.93 − 16 =
- 28.92 − 66 =
- 29.90 − 52 =
- 30.71 − 16 =
- 31.72 − 25 =
- 32.88 − 26 =
- 33.84 − 42 =
- 34.63 − 48 =
- 35.92 − 25 =
- 36.53 − 43 =
- 37.71 − 17 =
- 38.73 − 16 =
- 39.75 − 48 =
- 40.83 − 62 =
Answer key
- 48
- 37
- 26
- 73
- 11
- 24
- 35
- 16
- 53
- 28
- 23
- 73
- 41
- 71
- 17
- 17
- 11
- 11
- 10
- 54
- 23
- 42
- 30
- 37
- 34
- 14
- 77
- 26
- 38
- 55
- 47
- 62
- 42
- 15
- 67
- 10
- 54
- 57
- 27
- 21
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths