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
- 1.74 − 37 =
- 2.96 − 26 =
- 3.57 − 47 =
- 4.53 − 35 =
- 5.65 − 51 =
- 6.59 − 37 =
- 7.90 − 36 =
- 8.65 − 39 =
- 9.68 − 12 =
- 10.94 − 49 =
- 11.66 − 43 =
- 12.73 − 51 =
- 13.64 − 14 =
- 14.58 − 12 =
- 15.60 − 38 =
- 16.65 − 46 =
- 17.69 − 34 =
- 18.56 − 45 =
- 19.71 − 22 =
- 20.80 − 54 =
- 21.72 − 35 =
- 22.71 − 17 =
- 23.60 − 23 =
- 24.96 − 57 =
- 25.67 − 31 =
- 26.88 − 13 =
- 27.68 − 51 =
- 28.73 − 61 =
- 29.97 − 15 =
- 30.78 − 18 =
- 31.67 − 36 =
- 32.68 − 17 =
- 33.66 − 42 =
- 34.60 − 47 =
- 35.79 − 21 =
- 36.59 − 23 =
- 37.96 − 41 =
- 38.86 − 62 =
- 39.81 − 64 =
- 40.98 − 78 =
Answer key
- 37
- 70
- 10
- 18
- 14
- 22
- 54
- 26
- 56
- 45
- 23
- 22
- 50
- 46
- 22
- 19
- 35
- 11
- 49
- 26
- 37
- 54
- 37
- 39
- 36
- 75
- 17
- 12
- 82
- 60
- 31
- 51
- 24
- 13
- 58
- 36
- 55
- 24
- 17
- 20
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths