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
- 1.89 − 36 =
- 2.67 − 38 =
- 3.87 − 56 =
- 4.62 − 14 =
- 5.64 − 53 =
- 6.83 − 14 =
- 7.76 − 61 =
- 8.68 − 49 =
- 9.69 − 25 =
- 10.79 − 36 =
- 11.99 − 56 =
- 12.62 − 12 =
- 13.99 − 59 =
- 14.92 − 39 =
- 15.93 − 39 =
- 16.72 − 54 =
- 17.66 − 31 =
- 18.80 − 16 =
- 19.81 − 25 =
- 20.59 − 36 =
- 21.82 − 71 =
- 22.74 − 42 =
- 23.87 − 62 =
- 24.58 − 46 =
- 25.75 − 36 =
- 26.81 − 71 =
- 27.91 − 28 =
- 28.91 − 52 =
- 29.80 − 52 =
- 30.76 − 51 =
- 31.52 − 22 =
- 32.96 − 44 =
- 33.58 − 47 =
- 34.73 − 47 =
- 35.96 − 55 =
- 36.77 − 14 =
- 37.82 − 51 =
- 38.99 − 43 =
- 39.55 − 21 =
- 40.74 − 12 =
Answer key
- 53
- 29
- 31
- 48
- 11
- 69
- 15
- 19
- 44
- 43
- 43
- 50
- 40
- 53
- 54
- 18
- 35
- 64
- 56
- 23
- 11
- 32
- 25
- 12
- 39
- 10
- 63
- 39
- 28
- 25
- 30
- 52
- 11
- 26
- 41
- 63
- 31
- 56
- 34
- 62
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths