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
- 1.80 − 27 =
- 2.96 − 47 =
- 3.88 − 37 =
- 4.72 − 61 =
- 5.85 − 44 =
- 6.76 − 45 =
- 7.62 − 25 =
- 8.59 − 31 =
- 9.93 − 68 =
- 10.66 − 39 =
- 11.71 − 47 =
- 12.70 − 33 =
- 13.97 − 59 =
- 14.96 − 82 =
- 15.66 − 54 =
- 16.88 − 31 =
- 17.82 − 62 =
- 18.66 − 17 =
- 19.56 − 13 =
- 20.54 − 28 =
- 21.98 − 48 =
- 22.84 − 18 =
- 23.55 − 16 =
- 24.54 − 43 =
- 25.60 − 34 =
- 26.56 − 21 =
- 27.70 − 59 =
- 28.63 − 34 =
- 29.93 − 77 =
- 30.64 − 43 =
- 31.83 − 32 =
- 32.53 − 16 =
- 33.88 − 58 =
- 34.76 − 49 =
- 35.63 − 53 =
- 36.65 − 53 =
- 37.75 − 18 =
- 38.52 − 41 =
- 39.89 − 59 =
- 40.95 − 14 =
Answer key
- 53
- 49
- 51
- 11
- 41
- 31
- 37
- 28
- 25
- 27
- 24
- 37
- 38
- 14
- 12
- 57
- 20
- 49
- 43
- 26
- 50
- 66
- 39
- 11
- 26
- 35
- 11
- 29
- 16
- 21
- 51
- 37
- 30
- 27
- 10
- 12
- 57
- 11
- 30
- 81
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths