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
- 1.58 − 16 =
- 2.53 − 31 =
- 3.61 − 24 =
- 4.59 − 25 =
- 5.99 − 31 =
- 6.60 − 49 =
- 7.78 − 47 =
- 8.52 − 22 =
- 9.80 − 31 =
- 10.70 − 32 =
- 11.73 − 29 =
- 12.85 − 21 =
- 13.71 − 32 =
- 14.65 − 13 =
- 15.90 − 35 =
- 16.77 − 21 =
- 17.74 − 55 =
- 18.77 − 39 =
- 19.60 − 45 =
- 20.64 − 19 =
- 21.57 − 24 =
- 22.74 − 31 =
- 23.79 − 17 =
- 24.96 − 74 =
- 25.99 − 22 =
- 26.66 − 56 =
- 27.95 − 21 =
- 28.97 − 51 =
- 29.56 − 39 =
- 30.92 − 15 =
- 31.86 − 45 =
- 32.88 − 71 =
- 33.64 − 43 =
- 34.89 − 51 =
- 35.72 − 61 =
- 36.74 − 44 =
- 37.54 − 15 =
- 38.67 − 14 =
- 39.54 − 16 =
- 40.56 − 21 =
Answer key
- 42
- 22
- 37
- 34
- 68
- 11
- 31
- 30
- 49
- 38
- 44
- 64
- 39
- 52
- 55
- 56
- 19
- 38
- 15
- 45
- 33
- 43
- 62
- 22
- 77
- 10
- 74
- 46
- 17
- 77
- 41
- 17
- 21
- 38
- 11
- 30
- 39
- 53
- 38
- 35
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths