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
- 1.71 − 59 =
- 2.83 − 42 =
- 3.62 − 25 =
- 4.65 − 19 =
- 5.70 − 22 =
- 6.59 − 21 =
- 7.52 − 23 =
- 8.70 − 15 =
- 9.77 − 59 =
- 10.53 − 38 =
- 11.85 − 29 =
- 12.98 − 12 =
- 13.70 − 41 =
- 14.77 − 41 =
- 15.72 − 51 =
- 16.80 − 42 =
- 17.84 − 26 =
- 18.65 − 33 =
- 19.66 − 12 =
- 20.69 − 46 =
- 21.70 − 23 =
- 22.69 − 37 =
- 23.80 − 61 =
- 24.70 − 53 =
- 25.89 − 71 =
- 26.82 − 32 =
- 27.97 − 81 =
- 28.84 − 59 =
- 29.74 − 31 =
- 30.95 − 74 =
- 31.64 − 47 =
- 32.60 − 38 =
- 33.83 − 28 =
- 34.52 − 32 =
- 35.75 − 64 =
- 36.83 − 35 =
- 37.61 − 29 =
- 38.66 − 49 =
- 39.74 − 21 =
- 40.65 − 48 =
Answer key
- 12
- 41
- 37
- 46
- 48
- 38
- 29
- 55
- 18
- 15
- 56
- 86
- 29
- 36
- 21
- 38
- 58
- 32
- 54
- 23
- 47
- 32
- 19
- 17
- 18
- 50
- 16
- 25
- 43
- 21
- 17
- 22
- 55
- 20
- 11
- 48
- 32
- 17
- 53
- 17
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths