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
- 1.92 − 61 =
- 2.67 − 44 =
- 3.81 − 48 =
- 4.89 − 39 =
- 5.83 − 37 =
- 6.67 − 37 =
- 7.91 − 74 =
- 8.64 − 37 =
- 9.78 − 29 =
- 10.76 − 36 =
- 11.55 − 42 =
- 12.78 − 61 =
- 13.72 − 38 =
- 14.90 − 76 =
- 15.83 − 27 =
- 16.58 − 21 =
- 17.57 − 25 =
- 18.64 − 21 =
- 19.81 − 24 =
- 20.52 − 21 =
- 21.60 − 22 =
- 22.96 − 48 =
- 23.70 − 29 =
- 24.72 − 48 =
- 25.86 − 59 =
- 26.83 − 55 =
- 27.54 − 15 =
- 28.85 − 43 =
- 29.54 − 36 =
- 30.81 − 14 =
- 31.76 − 42 =
- 32.96 − 71 =
- 33.95 − 15 =
- 34.58 − 29 =
- 35.65 − 23 =
- 36.63 − 21 =
- 37.61 − 36 =
- 38.92 − 16 =
- 39.70 − 41 =
- 40.62 − 18 =
Answer key
- 31
- 23
- 33
- 50
- 46
- 30
- 17
- 27
- 49
- 40
- 13
- 17
- 34
- 14
- 56
- 37
- 32
- 43
- 57
- 31
- 38
- 48
- 41
- 24
- 27
- 28
- 39
- 42
- 18
- 67
- 34
- 25
- 80
- 29
- 42
- 42
- 25
- 76
- 29
- 44
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths