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 − 13 =
- 2.59 − 18 =
- 3.77 − 53 =
- 4.76 − 18 =
- 5.70 − 51 =
- 6.53 − 21 =
- 7.76 − 12 =
- 8.97 − 56 =
- 9.90 − 62 =
- 10.92 − 49 =
- 11.96 − 67 =
- 12.63 − 13 =
- 13.62 − 17 =
- 14.83 − 44 =
- 15.90 − 32 =
- 16.68 − 29 =
- 17.88 − 77 =
- 18.85 − 61 =
- 19.65 − 13 =
- 20.91 − 46 =
- 21.97 − 76 =
- 22.65 − 49 =
- 23.67 − 19 =
- 24.54 − 32 =
- 25.57 − 19 =
- 26.56 − 37 =
- 27.89 − 23 =
- 28.94 − 23 =
- 29.93 − 51 =
- 30.85 − 71 =
- 31.60 − 23 =
- 32.80 − 62 =
- 33.84 − 28 =
- 34.78 − 61 =
- 35.92 − 16 =
- 36.57 − 32 =
- 37.53 − 33 =
- 38.70 − 46 =
- 39.63 − 31 =
- 40.75 − 24 =
Answer key
- 42
- 41
- 24
- 58
- 19
- 32
- 64
- 41
- 28
- 43
- 29
- 50
- 45
- 39
- 58
- 39
- 11
- 24
- 52
- 45
- 21
- 16
- 48
- 22
- 38
- 19
- 66
- 71
- 42
- 14
- 37
- 18
- 56
- 17
- 76
- 25
- 20
- 24
- 32
- 51
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths