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
- 1.61 − 12 =
- 2.66 − 31 =
- 3.59 − 31 =
- 4.66 − 23 =
- 5.93 − 19 =
- 6.62 − 21 =
- 7.60 − 41 =
- 8.63 − 25 =
- 9.60 − 43 =
- 10.62 − 27 =
- 11.81 − 16 =
- 12.82 − 63 =
- 13.98 − 21 =
- 14.54 − 41 =
- 15.71 − 26 =
- 16.52 − 41 =
- 17.98 − 15 =
- 18.99 − 73 =
- 19.70 − 14 =
- 20.88 − 13 =
- 21.84 − 27 =
- 22.71 − 56 =
- 23.97 − 68 =
- 24.55 − 34 =
- 25.63 − 44 =
- 26.64 − 18 =
- 27.99 − 84 =
- 28.79 − 28 =
- 29.67 − 51 =
- 30.61 − 39 =
- 31.95 − 43 =
- 32.91 − 69 =
- 33.53 − 12 =
- 34.53 − 41 =
- 35.97 − 84 =
- 36.79 − 69 =
- 37.54 − 15 =
- 38.56 − 45 =
- 39.62 − 44 =
- 40.65 − 13 =
Answer key
- 49
- 35
- 28
- 43
- 74
- 41
- 19
- 38
- 17
- 35
- 65
- 19
- 77
- 13
- 45
- 11
- 83
- 26
- 56
- 75
- 57
- 15
- 29
- 21
- 19
- 46
- 15
- 51
- 16
- 22
- 52
- 22
- 41
- 12
- 13
- 10
- 39
- 11
- 18
- 52
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths