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
- 1.86 − 52 =
- 2.96 − 17 =
- 3.52 − 36 =
- 4.69 − 39 =
- 5.67 − 17 =
- 6.87 − 61 =
- 7.99 − 51 =
- 8.52 − 18 =
- 9.71 − 43 =
- 10.62 − 21 =
- 11.85 − 57 =
- 12.96 − 38 =
- 13.61 − 16 =
- 14.84 − 71 =
- 15.54 − 43 =
- 16.89 − 24 =
- 17.93 − 13 =
- 18.52 − 42 =
- 19.56 − 15 =
- 20.54 − 29 =
- 21.95 − 13 =
- 22.73 − 37 =
- 23.61 − 19 =
- 24.66 − 55 =
- 25.54 − 16 =
- 26.83 − 53 =
- 27.89 − 72 =
- 28.52 − 25 =
- 29.65 − 29 =
- 30.59 − 22 =
- 31.63 − 13 =
- 32.87 − 53 =
- 33.72 − 56 =
- 34.88 − 73 =
- 35.78 − 67 =
- 36.98 − 52 =
- 37.65 − 34 =
- 38.56 − 24 =
- 39.82 − 21 =
- 40.60 − 27 =
Answer key
- 34
- 79
- 16
- 30
- 50
- 26
- 48
- 34
- 28
- 41
- 28
- 58
- 45
- 13
- 11
- 65
- 80
- 10
- 41
- 25
- 82
- 36
- 42
- 11
- 38
- 30
- 17
- 27
- 36
- 37
- 50
- 34
- 16
- 15
- 11
- 46
- 31
- 32
- 61
- 33
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths