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
- 1.64 − 22 =
- 2.69 − 36 =
- 3.90 − 46 =
- 4.77 − 39 =
- 5.65 − 35 =
- 6.90 − 61 =
- 7.99 − 36 =
- 8.94 − 15 =
- 9.59 − 37 =
- 10.98 − 76 =
- 11.58 − 23 =
- 12.71 − 54 =
- 13.71 − 35 =
- 14.54 − 29 =
- 15.62 − 39 =
- 16.75 − 61 =
- 17.64 − 12 =
- 18.53 − 34 =
- 19.87 − 58 =
- 20.67 − 42 =
- 21.78 − 35 =
- 22.54 − 35 =
- 23.93 − 32 =
- 24.68 − 12 =
- 25.93 − 78 =
- 26.52 − 18 =
- 27.85 − 25 =
- 28.55 − 26 =
- 29.96 − 39 =
- 30.96 − 12 =
- 31.75 − 53 =
- 32.83 − 19 =
- 33.61 − 17 =
- 34.96 − 61 =
- 35.65 − 21 =
- 36.96 − 42 =
- 37.60 − 41 =
- 38.78 − 56 =
- 39.94 − 51 =
- 40.76 − 17 =
Answer key
- 42
- 33
- 44
- 38
- 30
- 29
- 63
- 79
- 22
- 22
- 35
- 17
- 36
- 25
- 23
- 14
- 52
- 19
- 29
- 25
- 43
- 19
- 61
- 56
- 15
- 34
- 60
- 29
- 57
- 84
- 22
- 64
- 44
- 35
- 44
- 54
- 19
- 22
- 43
- 59
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths