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
- 1.85 − 38 =
- 2.85 − 17 =
- 3.61 − 37 =
- 4.87 − 49 =
- 5.68 − 21 =
- 6.65 − 37 =
- 7.93 − 21 =
- 8.83 − 43 =
- 9.88 − 37 =
- 10.71 − 38 =
- 11.73 − 25 =
- 12.81 − 71 =
- 13.70 − 12 =
- 14.89 − 78 =
- 15.99 − 65 =
- 16.67 − 48 =
- 17.63 − 19 =
- 18.56 − 36 =
- 19.60 − 43 =
- 20.72 − 61 =
- 21.54 − 37 =
- 22.60 − 41 =
- 23.66 − 34 =
- 24.83 − 56 =
- 25.69 − 41 =
- 26.91 − 74 =
- 27.75 − 52 =
- 28.68 − 38 =
- 29.73 − 35 =
- 30.81 − 43 =
- 31.90 − 56 =
- 32.93 − 68 =
- 33.80 − 66 =
- 34.68 − 57 =
- 35.95 − 81 =
- 36.89 − 71 =
- 37.58 − 18 =
- 38.67 − 56 =
- 39.56 − 19 =
- 40.59 − 25 =
Answer key
- 47
- 68
- 24
- 38
- 47
- 28
- 72
- 40
- 51
- 33
- 48
- 10
- 58
- 11
- 34
- 19
- 44
- 20
- 17
- 11
- 17
- 19
- 32
- 27
- 28
- 17
- 23
- 30
- 38
- 38
- 34
- 25
- 14
- 11
- 14
- 18
- 40
- 11
- 37
- 34
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths