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
- 1.71 − 37 =
- 2.88 − 17 =
- 3.56 − 19 =
- 4.59 − 26 =
- 5.96 − 66 =
- 6.72 − 24 =
- 7.81 − 66 =
- 8.58 − 37 =
- 9.88 − 18 =
- 10.74 − 38 =
- 11.92 − 25 =
- 12.84 − 19 =
- 13.66 − 21 =
- 14.94 − 48 =
- 15.69 − 13 =
- 16.67 − 21 =
- 17.61 − 16 =
- 18.54 − 32 =
- 19.73 − 51 =
- 20.59 − 47 =
- 21.81 − 12 =
- 22.93 − 32 =
- 23.58 − 43 =
- 24.95 − 44 =
- 25.57 − 14 =
- 26.88 − 72 =
- 27.56 − 13 =
- 28.93 − 24 =
- 29.57 − 34 =
- 30.72 − 16 =
- 31.99 − 31 =
- 32.93 − 73 =
- 33.98 − 67 =
- 34.68 − 49 =
- 35.59 − 25 =
- 36.72 − 61 =
- 37.80 − 56 =
- 38.87 − 37 =
- 39.77 − 62 =
- 40.57 − 28 =
Answer key
- 34
- 71
- 37
- 33
- 30
- 48
- 15
- 21
- 70
- 36
- 67
- 65
- 45
- 46
- 56
- 46
- 45
- 22
- 22
- 12
- 69
- 61
- 15
- 51
- 43
- 16
- 43
- 69
- 23
- 56
- 68
- 20
- 31
- 19
- 34
- 11
- 24
- 50
- 15
- 29
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths