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
- 1.88 − 77 =
- 2.88 − 62 =
- 3.59 − 49 =
- 4.74 − 33 =
- 5.96 − 71 =
- 6.57 − 46 =
- 7.72 − 58 =
- 8.70 − 14 =
- 9.91 − 68 =
- 10.74 − 57 =
- 11.60 − 31 =
- 12.61 − 49 =
- 13.79 − 38 =
- 14.80 − 26 =
- 15.82 − 47 =
- 16.52 − 21 =
- 17.75 − 41 =
- 18.70 − 58 =
- 19.67 − 39 =
- 20.98 − 54 =
- 21.74 − 36 =
- 22.97 − 56 =
- 23.97 − 39 =
- 24.57 − 21 =
- 25.54 − 31 =
- 26.96 − 48 =
- 27.91 − 72 =
- 28.87 − 29 =
- 29.91 − 61 =
- 30.89 − 48 =
- 31.76 − 37 =
- 32.60 − 34 =
- 33.61 − 22 =
- 34.57 − 42 =
- 35.81 − 19 =
- 36.68 − 34 =
- 37.97 − 41 =
- 38.65 − 26 =
- 39.55 − 31 =
- 40.97 − 25 =
Answer key
- 11
- 26
- 10
- 41
- 25
- 11
- 14
- 56
- 23
- 17
- 29
- 12
- 41
- 54
- 35
- 31
- 34
- 12
- 28
- 44
- 38
- 41
- 58
- 36
- 23
- 48
- 19
- 58
- 30
- 41
- 39
- 26
- 39
- 15
- 62
- 34
- 56
- 39
- 24
- 72
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths