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
- 1.82 − 55 =
- 2.94 − 55 =
- 3.84 − 13 =
- 4.73 − 27 =
- 5.97 − 59 =
- 6.57 − 36 =
- 7.96 − 54 =
- 8.87 − 22 =
- 9.84 − 54 =
- 10.80 − 56 =
- 11.62 − 12 =
- 12.85 − 22 =
- 13.59 − 38 =
- 14.53 − 26 =
- 15.82 − 12 =
- 16.90 − 16 =
- 17.84 − 48 =
- 18.65 − 51 =
- 19.72 − 39 =
- 20.83 − 52 =
- 21.85 − 13 =
- 22.80 − 25 =
- 23.87 − 55 =
- 24.98 − 72 =
- 25.53 − 21 =
- 26.92 − 81 =
- 27.66 − 44 =
- 28.65 − 33 =
- 29.84 − 28 =
- 30.81 − 45 =
- 31.85 − 52 =
- 32.78 − 55 =
- 33.62 − 36 =
- 34.57 − 33 =
- 35.98 − 33 =
- 36.93 − 51 =
- 37.82 − 39 =
- 38.74 − 39 =
- 39.57 − 19 =
- 40.87 − 51 =
Answer key
- 27
- 39
- 71
- 46
- 38
- 21
- 42
- 65
- 30
- 24
- 50
- 63
- 21
- 27
- 70
- 74
- 36
- 14
- 33
- 31
- 72
- 55
- 32
- 26
- 32
- 11
- 22
- 32
- 56
- 36
- 33
- 23
- 26
- 24
- 65
- 42
- 43
- 35
- 38
- 36
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths