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
- 1.52 − 15 =
- 2.55 − 23 =
- 3.52 − 37 =
- 4.70 − 57 =
- 5.82 − 63 =
- 6.93 − 27 =
- 7.57 − 19 =
- 8.90 − 64 =
- 9.95 − 59 =
- 10.66 − 39 =
- 11.79 − 31 =
- 12.68 − 49 =
- 13.83 − 44 =
- 14.88 − 67 =
- 15.64 − 38 =
- 16.59 − 34 =
- 17.64 − 52 =
- 18.57 − 39 =
- 19.80 − 16 =
- 20.72 − 32 =
- 21.56 − 37 =
- 22.59 − 21 =
- 23.61 − 44 =
- 24.57 − 31 =
- 25.82 − 33 =
- 26.82 − 25 =
- 27.96 − 39 =
- 28.85 − 25 =
- 29.57 − 41 =
- 30.96 − 21 =
- 31.60 − 48 =
- 32.61 − 38 =
- 33.72 − 22 =
- 34.97 − 87 =
- 35.83 − 68 =
- 36.87 − 71 =
- 37.95 − 58 =
- 38.62 − 22 =
- 39.77 − 64 =
- 40.60 − 32 =
Answer key
- 37
- 32
- 15
- 13
- 19
- 66
- 38
- 26
- 36
- 27
- 48
- 19
- 39
- 21
- 26
- 25
- 12
- 18
- 64
- 40
- 19
- 38
- 17
- 26
- 49
- 57
- 57
- 60
- 16
- 75
- 12
- 23
- 50
- 10
- 15
- 16
- 37
- 40
- 13
- 28
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths