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
- 1.56 − 24 =
- 2.92 − 68 =
- 3.55 − 32 =
- 4.67 − 53 =
- 5.53 − 13 =
- 6.95 − 43 =
- 7.61 − 29 =
- 8.70 − 53 =
- 9.85 − 41 =
- 10.82 − 13 =
- 11.70 − 49 =
- 12.52 − 14 =
- 13.55 − 43 =
- 14.61 − 12 =
- 15.53 − 43 =
- 16.99 − 52 =
- 17.90 − 58 =
- 18.88 − 29 =
- 19.66 − 51 =
- 20.58 − 47 =
- 21.78 − 47 =
- 22.61 − 18 =
- 23.90 − 59 =
- 24.85 − 31 =
- 25.58 − 46 =
- 26.62 − 45 =
- 27.73 − 18 =
- 28.71 − 43 =
- 29.98 − 76 =
- 30.65 − 16 =
- 31.76 − 28 =
- 32.57 − 47 =
- 33.56 − 26 =
- 34.74 − 55 =
- 35.71 − 48 =
- 36.62 − 51 =
- 37.64 − 52 =
- 38.88 − 13 =
- 39.89 − 56 =
- 40.64 − 13 =
Answer key
- 32
- 24
- 23
- 14
- 40
- 52
- 32
- 17
- 44
- 69
- 21
- 38
- 12
- 49
- 10
- 47
- 32
- 59
- 15
- 11
- 31
- 43
- 31
- 54
- 12
- 17
- 55
- 28
- 22
- 49
- 48
- 10
- 30
- 19
- 23
- 11
- 12
- 75
- 33
- 51
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths