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 − 43 =
- 2.83 − 24 =
- 3.76 − 21 =
- 4.94 − 79 =
- 5.54 − 18 =
- 6.57 − 19 =
- 7.63 − 51 =
- 8.68 − 57 =
- 9.56 − 31 =
- 10.66 − 29 =
- 11.91 − 16 =
- 12.63 − 39 =
- 13.93 − 27 =
- 14.95 − 31 =
- 15.59 − 44 =
- 16.83 − 66 =
- 17.92 − 18 =
- 18.82 − 35 =
- 19.91 − 38 =
- 20.64 − 43 =
- 21.71 − 45 =
- 22.75 − 55 =
- 23.99 − 32 =
- 24.54 − 13 =
- 25.70 − 45 =
- 26.89 − 71 =
- 27.61 − 15 =
- 28.59 − 25 =
- 29.96 − 79 =
- 30.55 − 23 =
- 31.90 − 26 =
- 32.87 − 58 =
- 33.83 − 56 =
- 34.65 − 27 =
- 35.91 − 39 =
- 36.63 − 15 =
- 37.91 − 13 =
- 38.95 − 52 =
- 39.69 − 38 =
- 40.53 − 17 =
Answer key
- 45
- 59
- 55
- 15
- 36
- 38
- 12
- 11
- 25
- 37
- 75
- 24
- 66
- 64
- 15
- 17
- 74
- 47
- 53
- 21
- 26
- 20
- 67
- 41
- 25
- 18
- 46
- 34
- 17
- 32
- 64
- 29
- 27
- 38
- 52
- 48
- 78
- 43
- 31
- 36
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths