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
- 1.55 − 43 =
- 2.94 − 71 =
- 3.77 − 19 =
- 4.63 − 44 =
- 5.63 − 29 =
- 6.78 − 16 =
- 7.71 − 12 =
- 8.65 − 17 =
- 9.76 − 21 =
- 10.83 − 68 =
- 11.64 − 12 =
- 12.62 − 28 =
- 13.62 − 27 =
- 14.74 − 37 =
- 15.75 − 17 =
- 16.54 − 38 =
- 17.70 − 25 =
- 18.99 − 65 =
- 19.62 − 21 =
- 20.84 − 16 =
- 21.58 − 31 =
- 22.70 − 48 =
- 23.70 − 47 =
- 24.97 − 41 =
- 25.61 − 38 =
- 26.94 − 55 =
- 27.74 − 27 =
- 28.63 − 43 =
- 29.75 − 44 =
- 30.92 − 82 =
- 31.55 − 31 =
- 32.65 − 22 =
- 33.92 − 46 =
- 34.83 − 43 =
- 35.96 − 29 =
- 36.93 − 34 =
- 37.69 − 58 =
- 38.60 − 19 =
- 39.73 − 27 =
- 40.96 − 77 =
Answer key
- 12
- 23
- 58
- 19
- 34
- 62
- 59
- 48
- 55
- 15
- 52
- 34
- 35
- 37
- 58
- 16
- 45
- 34
- 41
- 68
- 27
- 22
- 23
- 56
- 23
- 39
- 47
- 20
- 31
- 10
- 24
- 43
- 46
- 40
- 67
- 59
- 11
- 41
- 46
- 19
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths