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 − 43 =
- 2.63 − 29 =
- 3.87 − 74 =
- 4.73 − 49 =
- 5.74 − 62 =
- 6.55 − 13 =
- 7.60 − 41 =
- 8.56 − 24 =
- 9.70 − 27 =
- 10.96 − 52 =
- 11.81 − 35 =
- 12.95 − 18 =
- 13.60 − 15 =
- 14.64 − 47 =
- 15.56 − 41 =
- 16.63 − 43 =
- 17.84 − 69 =
- 18.74 − 29 =
- 19.75 − 61 =
- 20.92 − 57 =
- 21.80 − 61 =
- 22.75 − 32 =
- 23.94 − 23 =
- 24.58 − 42 =
- 25.64 − 27 =
- 26.60 − 31 =
- 27.92 − 46 =
- 28.72 − 59 =
- 29.68 − 51 =
- 30.60 − 14 =
- 31.69 − 15 =
- 32.73 − 23 =
- 33.89 − 42 =
- 34.85 − 75 =
- 35.61 − 29 =
- 36.56 − 25 =
- 37.82 − 42 =
- 38.70 − 21 =
- 39.95 − 67 =
- 40.65 − 42 =
Answer key
- 37
- 34
- 13
- 24
- 12
- 42
- 19
- 32
- 43
- 44
- 46
- 77
- 45
- 17
- 15
- 20
- 15
- 45
- 14
- 35
- 19
- 43
- 71
- 16
- 37
- 29
- 46
- 13
- 17
- 46
- 54
- 50
- 47
- 10
- 32
- 31
- 40
- 49
- 28
- 23
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths