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
- 1.70 − 25 =
- 2.81 − 65 =
- 3.62 − 33 =
- 4.53 − 16 =
- 5.61 − 46 =
- 6.82 − 49 =
- 7.93 − 65 =
- 8.71 − 36 =
- 9.94 − 77 =
- 10.96 − 85 =
- 11.62 − 41 =
- 12.95 − 58 =
- 13.99 − 73 =
- 14.63 − 23 =
- 15.71 − 28 =
- 16.90 − 36 =
- 17.75 − 14 =
- 18.65 − 55 =
- 19.80 − 59 =
- 20.59 − 15 =
- 21.84 − 67 =
- 22.89 − 71 =
- 23.98 − 55 =
- 24.62 − 47 =
- 25.65 − 26 =
- 26.79 − 64 =
- 27.73 − 44 =
- 28.53 − 19 =
- 29.64 − 41 =
- 30.67 − 42 =
- 31.79 − 51 =
- 32.87 − 35 =
- 33.81 − 29 =
- 34.63 − 49 =
- 35.67 − 41 =
- 36.83 − 66 =
- 37.73 − 24 =
- 38.71 − 22 =
- 39.66 − 46 =
- 40.88 − 21 =
Answer key
- 45
- 16
- 29
- 37
- 15
- 33
- 28
- 35
- 17
- 11
- 21
- 37
- 26
- 40
- 43
- 54
- 61
- 10
- 21
- 44
- 17
- 18
- 43
- 15
- 39
- 15
- 29
- 34
- 23
- 25
- 28
- 52
- 52
- 14
- 26
- 17
- 49
- 49
- 20
- 67
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths