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
- 1.60 − 22 =
- 2.73 − 31 =
- 3.61 − 27 =
- 4.60 − 47 =
- 5.74 − 15 =
- 6.98 − 82 =
- 7.99 − 48 =
- 8.52 − 15 =
- 9.54 − 35 =
- 10.70 − 22 =
- 11.63 − 17 =
- 12.89 − 31 =
- 13.77 − 54 =
- 14.64 − 41 =
- 15.73 − 21 =
- 16.98 − 28 =
- 17.96 − 52 =
- 18.74 − 41 =
- 19.64 − 37 =
- 20.91 − 61 =
- 21.64 − 45 =
- 22.67 − 13 =
- 23.82 − 48 =
- 24.61 − 45 =
- 25.84 − 27 =
- 26.95 − 67 =
- 27.54 − 25 =
- 28.97 − 73 =
- 29.88 − 62 =
- 30.61 − 32 =
- 31.63 − 16 =
- 32.76 − 32 =
- 33.72 − 21 =
- 34.93 − 25 =
- 35.67 − 24 =
- 36.60 − 16 =
- 37.88 − 61 =
- 38.75 − 15 =
- 39.52 − 42 =
- 40.54 − 24 =
Answer key
- 38
- 42
- 34
- 13
- 59
- 16
- 51
- 37
- 19
- 48
- 46
- 58
- 23
- 23
- 52
- 70
- 44
- 33
- 27
- 30
- 19
- 54
- 34
- 16
- 57
- 28
- 29
- 24
- 26
- 29
- 47
- 44
- 51
- 68
- 43
- 44
- 27
- 60
- 10
- 30
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths