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
- 1.53 − 41 =
- 2.59 − 38 =
- 3.84 − 61 =
- 4.89 − 21 =
- 5.90 − 62 =
- 6.83 − 71 =
- 7.57 − 25 =
- 8.87 − 28 =
- 9.81 − 69 =
- 10.90 − 63 =
- 11.83 − 24 =
- 12.96 − 41 =
- 13.88 − 48 =
- 14.94 − 75 =
- 15.94 − 71 =
- 16.53 − 29 =
- 17.63 − 43 =
- 18.64 − 26 =
- 19.86 − 41 =
- 20.65 − 51 =
- 21.71 − 25 =
- 22.78 − 35 =
- 23.92 − 61 =
- 24.58 − 23 =
- 25.59 − 34 =
- 26.73 − 45 =
- 27.59 − 25 =
- 28.55 − 28 =
- 29.66 − 35 =
- 30.91 − 52 =
- 31.57 − 47 =
- 32.53 − 21 =
- 33.85 − 64 =
- 34.95 − 48 =
- 35.62 − 15 =
- 36.67 − 34 =
- 37.79 − 51 =
- 38.85 − 28 =
- 39.80 − 41 =
- 40.98 − 88 =
Answer key
- 12
- 21
- 23
- 68
- 28
- 12
- 32
- 59
- 12
- 27
- 59
- 55
- 40
- 19
- 23
- 24
- 20
- 38
- 45
- 14
- 46
- 43
- 31
- 35
- 25
- 28
- 34
- 27
- 31
- 39
- 10
- 32
- 21
- 47
- 47
- 33
- 28
- 57
- 39
- 10
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths