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
- 1.63 − 22 =
- 2.75 − 43 =
- 3.60 − 46 =
- 4.86 − 29 =
- 5.80 − 33 =
- 6.74 − 31 =
- 7.69 − 13 =
- 8.62 − 15 =
- 9.84 − 35 =
- 10.80 − 48 =
- 11.60 − 36 =
- 12.74 − 47 =
- 13.52 − 31 =
- 14.82 − 41 =
- 15.91 − 38 =
- 16.99 − 86 =
- 17.59 − 42 =
- 18.96 − 26 =
- 19.76 − 43 =
- 20.66 − 51 =
- 21.98 − 69 =
- 22.61 − 39 =
- 23.98 − 52 =
- 24.87 − 66 =
- 25.85 − 31 =
- 26.53 − 29 =
- 27.66 − 37 =
- 28.54 − 12 =
- 29.65 − 55 =
- 30.86 − 45 =
- 31.84 − 45 =
- 32.85 − 68 =
- 33.79 − 21 =
- 34.96 − 37 =
- 35.71 − 54 =
- 36.67 − 46 =
- 37.59 − 19 =
- 38.80 − 55 =
- 39.91 − 19 =
- 40.90 − 46 =
Answer key
- 41
- 32
- 14
- 57
- 47
- 43
- 56
- 47
- 49
- 32
- 24
- 27
- 21
- 41
- 53
- 13
- 17
- 70
- 33
- 15
- 29
- 22
- 46
- 21
- 54
- 24
- 29
- 42
- 10
- 41
- 39
- 17
- 58
- 59
- 17
- 21
- 40
- 25
- 72
- 44
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths