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
- 1.54 − 17 =
- 2.89 − 55 =
- 3.74 − 13 =
- 4.57 − 24 =
- 5.87 − 77 =
- 6.93 − 66 =
- 7.64 − 37 =
- 8.64 − 13 =
- 9.53 − 35 =
- 10.58 − 16 =
- 11.81 − 54 =
- 12.69 − 56 =
- 13.58 − 21 =
- 14.55 − 23 =
- 15.56 − 21 =
- 16.98 − 43 =
- 17.77 − 41 =
- 18.61 − 15 =
- 19.83 − 25 =
- 20.60 − 49 =
- 21.64 − 34 =
- 22.53 − 32 =
- 23.52 − 14 =
- 24.89 − 51 =
- 25.70 − 46 =
- 26.93 − 39 =
- 27.68 − 25 =
- 28.96 − 59 =
- 29.64 − 14 =
- 30.76 − 12 =
- 31.88 − 19 =
- 32.54 − 12 =
- 33.70 − 48 =
- 34.84 − 44 =
- 35.70 − 44 =
- 36.69 − 24 =
- 37.61 − 14 =
- 38.73 − 59 =
- 39.81 − 65 =
- 40.54 − 44 =
Answer key
- 37
- 34
- 61
- 33
- 10
- 27
- 27
- 51
- 18
- 42
- 27
- 13
- 37
- 32
- 35
- 55
- 36
- 46
- 58
- 11
- 30
- 21
- 38
- 38
- 24
- 54
- 43
- 37
- 50
- 64
- 69
- 42
- 22
- 40
- 26
- 45
- 47
- 14
- 16
- 10
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths