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
- 1.59 − 36 =
- 2.94 − 69 =
- 3.76 − 12 =
- 4.96 − 75 =
- 5.98 − 51 =
- 6.82 − 51 =
- 7.54 − 22 =
- 8.56 − 42 =
- 9.87 − 37 =
- 10.91 − 56 =
- 11.84 − 41 =
- 12.95 − 81 =
- 13.80 − 13 =
- 14.99 − 85 =
- 15.63 − 47 =
- 16.70 − 34 =
- 17.62 − 16 =
- 18.58 − 21 =
- 19.67 − 12 =
- 20.78 − 53 =
- 21.84 − 69 =
- 22.66 − 24 =
- 23.79 − 49 =
- 24.80 − 64 =
- 25.52 − 35 =
- 26.55 − 23 =
- 27.65 − 16 =
- 28.94 − 19 =
- 29.58 − 18 =
- 30.86 − 59 =
- 31.95 − 18 =
- 32.78 − 15 =
- 33.95 − 35 =
- 34.55 − 39 =
- 35.93 − 59 =
- 36.72 − 41 =
- 37.84 − 42 =
- 38.71 − 18 =
- 39.65 − 51 =
- 40.73 − 45 =
Answer key
- 23
- 25
- 64
- 21
- 47
- 31
- 32
- 14
- 50
- 35
- 43
- 14
- 67
- 14
- 16
- 36
- 46
- 37
- 55
- 25
- 15
- 42
- 30
- 16
- 17
- 32
- 49
- 75
- 40
- 27
- 77
- 63
- 60
- 16
- 34
- 31
- 42
- 53
- 14
- 28
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths