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
- 1.61 − 14 =
- 2.57 − 37 =
- 3.89 − 33 =
- 4.90 − 43 =
- 5.61 − 49 =
- 6.92 − 44 =
- 7.55 − 35 =
- 8.62 − 28 =
- 9.79 − 39 =
- 10.65 − 34 =
- 11.67 − 57 =
- 12.99 − 67 =
- 13.67 − 44 =
- 14.84 − 27 =
- 15.94 − 29 =
- 16.85 − 45 =
- 17.65 − 37 =
- 18.82 − 59 =
- 19.95 − 34 =
- 20.57 − 41 =
- 21.63 − 28 =
- 22.61 − 44 =
- 23.69 − 41 =
- 24.85 − 43 =
- 25.91 − 27 =
- 26.70 − 35 =
- 27.54 − 19 =
- 28.80 − 32 =
- 29.82 − 19 =
- 30.90 − 49 =
- 31.70 − 26 =
- 32.84 − 71 =
- 33.68 − 57 =
- 34.62 − 16 =
- 35.76 − 49 =
- 36.94 − 36 =
- 37.88 − 77 =
- 38.71 − 23 =
- 39.76 − 27 =
- 40.76 − 34 =
Answer key
- 47
- 20
- 56
- 47
- 12
- 48
- 20
- 34
- 40
- 31
- 10
- 32
- 23
- 57
- 65
- 40
- 28
- 23
- 61
- 16
- 35
- 17
- 28
- 42
- 64
- 35
- 35
- 48
- 63
- 41
- 44
- 13
- 11
- 46
- 27
- 58
- 11
- 48
- 49
- 42
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths