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 − 35 =
- 2.88 − 25 =
- 3.77 − 13 =
- 4.97 − 49 =
- 5.88 − 12 =
- 6.63 − 12 =
- 7.64 − 15 =
- 8.59 − 36 =
- 9.58 − 43 =
- 10.95 − 16 =
- 11.60 − 47 =
- 12.98 − 33 =
- 13.64 − 14 =
- 14.99 − 63 =
- 15.94 − 84 =
- 16.90 − 79 =
- 17.78 − 37 =
- 18.71 − 47 =
- 19.64 − 36 =
- 20.61 − 18 =
- 21.99 − 34 =
- 22.91 − 71 =
- 23.81 − 51 =
- 24.81 − 14 =
- 25.58 − 25 =
- 26.91 − 81 =
- 27.57 − 16 =
- 28.53 − 17 =
- 29.61 − 31 =
- 30.81 − 47 =
- 31.61 − 17 =
- 32.55 − 21 =
- 33.73 − 42 =
- 34.66 − 39 =
- 35.68 − 38 =
- 36.80 − 51 =
- 37.70 − 21 =
- 38.64 − 41 =
- 39.78 − 41 =
- 40.88 − 24 =
Answer key
- 18
- 63
- 64
- 48
- 76
- 51
- 49
- 23
- 15
- 79
- 13
- 65
- 50
- 36
- 10
- 11
- 41
- 24
- 28
- 43
- 65
- 20
- 30
- 67
- 33
- 10
- 41
- 36
- 30
- 34
- 44
- 34
- 31
- 27
- 30
- 29
- 49
- 23
- 37
- 64
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths