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
- 1.58 − 34 =
- 2.95 − 15 =
- 3.58 − 17 =
- 4.57 − 39 =
- 5.70 − 45 =
- 6.79 − 34 =
- 7.65 − 27 =
- 8.71 − 48 =
- 9.82 − 22 =
- 10.63 − 32 =
- 11.75 − 39 =
- 12.80 − 41 =
- 13.78 − 42 =
- 14.62 − 14 =
- 15.66 − 39 =
- 16.80 − 25 =
- 17.96 − 13 =
- 18.86 − 38 =
- 19.54 − 13 =
- 20.86 − 26 =
- 21.56 − 37 =
- 22.58 − 41 =
- 23.77 − 19 =
- 24.84 − 56 =
- 25.98 − 86 =
- 26.85 − 62 =
- 27.97 − 79 =
- 28.65 − 21 =
- 29.54 − 28 =
- 30.64 − 53 =
- 31.91 − 12 =
- 32.80 − 14 =
- 33.57 − 28 =
- 34.70 − 61 =
- 35.62 − 41 =
- 36.52 − 33 =
- 37.69 − 45 =
- 38.54 − 34 =
- 39.85 − 65 =
- 40.77 − 61 =
Answer key
- 24
- 80
- 41
- 18
- 25
- 45
- 38
- 23
- 60
- 31
- 36
- 39
- 36
- 48
- 27
- 55
- 83
- 48
- 41
- 60
- 19
- 17
- 58
- 28
- 12
- 23
- 18
- 44
- 26
- 11
- 79
- 66
- 29
- 9
- 21
- 19
- 24
- 20
- 20
- 16
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths