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
- 1.60 − 26 =
- 2.98 − 29 =
- 3.89 − 47 =
- 4.61 − 38 =
- 5.74 − 15 =
- 6.91 − 63 =
- 7.67 − 28 =
- 8.67 − 31 =
- 9.57 − 18 =
- 10.52 − 39 =
- 11.66 − 28 =
- 12.97 − 49 =
- 13.53 − 16 =
- 14.77 − 27 =
- 15.63 − 48 =
- 16.73 − 61 =
- 17.58 − 22 =
- 18.98 − 36 =
- 19.63 − 21 =
- 20.59 − 29 =
- 21.73 − 52 =
- 22.75 − 28 =
- 23.56 − 17 =
- 24.74 − 21 =
- 25.70 − 56 =
- 26.92 − 42 =
- 27.56 − 41 =
- 28.53 − 13 =
- 29.89 − 29 =
- 30.61 − 33 =
- 31.98 − 85 =
- 32.58 − 34 =
- 33.61 − 24 =
- 34.67 − 21 =
- 35.57 − 19 =
- 36.78 − 63 =
- 37.83 − 24 =
- 38.63 − 29 =
- 39.57 − 15 =
- 40.94 − 79 =
Answer key
- 34
- 69
- 42
- 23
- 59
- 28
- 39
- 36
- 39
- 13
- 38
- 48
- 37
- 50
- 15
- 12
- 36
- 62
- 42
- 30
- 21
- 47
- 39
- 53
- 14
- 50
- 15
- 40
- 60
- 28
- 13
- 24
- 37
- 46
- 38
- 15
- 59
- 34
- 42
- 15
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths