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
- 1.63 − 14 =
- 2.89 − 75 =
- 3.59 − 41 =
- 4.55 − 29 =
- 5.66 − 15 =
- 6.66 − 28 =
- 7.96 − 71 =
- 8.78 − 64 =
- 9.73 − 55 =
- 10.89 − 67 =
- 11.78 − 24 =
- 12.73 − 52 =
- 13.88 − 31 =
- 14.66 − 31 =
- 15.90 − 73 =
- 16.77 − 51 =
- 17.72 − 48 =
- 18.82 − 29 =
- 19.57 − 21 =
- 20.96 − 58 =
- 21.72 − 39 =
- 22.80 − 18 =
- 23.84 − 14 =
- 24.68 − 35 =
- 25.93 − 79 =
- 26.78 − 66 =
- 27.66 − 41 =
- 28.75 − 58 =
- 29.98 − 68 =
- 30.89 − 37 =
- 31.98 − 55 =
- 32.92 − 21 =
- 33.72 − 34 =
- 34.95 − 45 =
- 35.96 − 74 =
- 36.90 − 23 =
- 37.99 − 33 =
- 38.95 − 81 =
- 39.86 − 38 =
- 40.53 − 23 =
Answer key
- 49
- 14
- 18
- 26
- 51
- 38
- 25
- 14
- 18
- 22
- 54
- 21
- 57
- 35
- 17
- 26
- 24
- 53
- 36
- 38
- 33
- 62
- 70
- 33
- 14
- 12
- 25
- 17
- 30
- 52
- 43
- 71
- 38
- 50
- 22
- 67
- 66
- 14
- 48
- 30
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths