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
- 1.92 − 51 =
- 2.86 − 73 =
- 3.72 − 53 =
- 4.55 − 37 =
- 5.84 − 57 =
- 6.59 − 36 =
- 7.60 − 15 =
- 8.97 − 14 =
- 9.88 − 24 =
- 10.98 − 33 =
- 11.80 − 64 =
- 12.93 − 62 =
- 13.65 − 18 =
- 14.58 − 18 =
- 15.66 − 17 =
- 16.85 − 62 =
- 17.76 − 33 =
- 18.89 − 31 =
- 19.98 − 51 =
- 20.78 − 37 =
- 21.97 − 32 =
- 22.68 − 41 =
- 23.71 − 23 =
- 24.54 − 44 =
- 25.59 − 12 =
- 26.66 − 16 =
- 27.71 − 54 =
- 28.60 − 18 =
- 29.64 − 54 =
- 30.81 − 29 =
- 31.84 − 45 =
- 32.71 − 21 =
- 33.92 − 63 =
- 34.90 − 32 =
- 35.73 − 59 =
- 36.95 − 85 =
- 37.65 − 24 =
- 38.90 − 65 =
- 39.83 − 38 =
- 40.68 − 58 =
Answer key
- 41
- 13
- 19
- 18
- 27
- 23
- 45
- 83
- 64
- 65
- 16
- 31
- 47
- 40
- 49
- 23
- 43
- 58
- 47
- 41
- 65
- 27
- 48
- 10
- 47
- 50
- 17
- 42
- 10
- 52
- 39
- 50
- 29
- 58
- 14
- 10
- 41
- 25
- 45
- 10
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths