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
- 1.54 − 16 =
- 2.54 − 43 =
- 3.83 − 21 =
- 4.60 − 13 =
- 5.73 − 61 =
- 6.71 − 43 =
- 7.54 − 24 =
- 8.68 − 29 =
- 9.98 − 49 =
- 10.86 − 63 =
- 11.67 − 41 =
- 12.59 − 28 =
- 13.66 − 12 =
- 14.62 − 18 =
- 15.88 − 52 =
- 16.88 − 34 =
- 17.95 − 24 =
- 18.54 − 34 =
- 19.64 − 39 =
- 20.57 − 21 =
- 21.55 − 43 =
- 22.64 − 27 =
- 23.94 − 71 =
- 24.66 − 47 =
- 25.80 − 52 =
- 26.95 − 66 =
- 27.56 − 46 =
- 28.98 − 27 =
- 29.77 − 36 =
- 30.92 − 57 =
- 31.73 − 29 =
- 32.72 − 54 =
- 33.66 − 53 =
- 34.89 − 21 =
- 35.60 − 49 =
- 36.54 − 33 =
- 37.84 − 55 =
- 38.76 − 56 =
- 39.69 − 38 =
- 40.80 − 22 =
Answer key
- 38
- 11
- 62
- 47
- 12
- 28
- 30
- 39
- 49
- 23
- 26
- 31
- 54
- 44
- 36
- 54
- 71
- 20
- 25
- 36
- 12
- 37
- 23
- 19
- 28
- 29
- 10
- 71
- 41
- 35
- 44
- 18
- 13
- 68
- 11
- 21
- 29
- 20
- 31
- 58
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths