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
- 1.57 − 24 =
- 2.86 − 16 =
- 3.89 − 63 =
- 4.62 − 17 =
- 5.55 − 21 =
- 6.82 − 48 =
- 7.70 − 55 =
- 8.69 − 38 =
- 9.96 − 51 =
- 10.72 − 42 =
- 11.57 − 28 =
- 12.95 − 53 =
- 13.94 − 52 =
- 14.88 − 35 =
- 15.84 − 26 =
- 16.76 − 25 =
- 17.52 − 35 =
- 18.60 − 22 =
- 19.64 − 46 =
- 20.81 − 34 =
- 21.77 − 47 =
- 22.90 − 15 =
- 23.76 − 27 =
- 24.91 − 22 =
- 25.85 − 31 =
- 26.90 − 19 =
- 27.57 − 13 =
- 28.74 − 31 =
- 29.60 − 21 =
- 30.92 − 33 =
- 31.68 − 31 =
- 32.99 − 39 =
- 33.94 − 67 =
- 34.56 − 32 =
- 35.69 − 34 =
- 36.57 − 42 =
- 37.74 − 64 =
- 38.60 − 41 =
- 39.75 − 24 =
- 40.91 − 81 =
Answer key
- 33
- 70
- 26
- 45
- 34
- 34
- 15
- 31
- 45
- 30
- 29
- 42
- 42
- 53
- 58
- 51
- 17
- 38
- 18
- 47
- 30
- 75
- 49
- 69
- 54
- 71
- 44
- 43
- 39
- 59
- 37
- 60
- 27
- 24
- 35
- 15
- 10
- 19
- 51
- 10
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths