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
- 1.72 − 27 =
- 2.57 − 43 =
- 3.83 − 55 =
- 4.86 − 48 =
- 5.54 − 12 =
- 6.55 − 25 =
- 7.90 − 31 =
- 8.60 − 31 =
- 9.77 − 61 =
- 10.88 − 66 =
- 11.98 − 39 =
- 12.72 − 29 =
- 13.57 − 17 =
- 14.76 − 59 =
- 15.88 − 47 =
- 16.71 − 31 =
- 17.93 − 17 =
- 18.55 − 39 =
- 19.91 − 38 =
- 20.57 − 37 =
- 21.78 − 61 =
- 22.71 − 36 =
- 23.98 − 33 =
- 24.83 − 71 =
- 25.99 − 14 =
- 26.91 − 64 =
- 27.53 − 36 =
- 28.92 − 31 =
- 29.54 − 21 =
- 30.53 − 12 =
- 31.53 − 17 =
- 32.62 − 29 =
- 33.80 − 31 =
- 34.57 − 16 =
- 35.65 − 51 =
- 36.98 − 48 =
- 37.87 − 65 =
- 38.77 − 39 =
- 39.55 − 35 =
- 40.74 − 49 =
Answer key
- 45
- 14
- 28
- 38
- 42
- 30
- 59
- 29
- 16
- 22
- 59
- 43
- 40
- 17
- 41
- 40
- 76
- 16
- 53
- 20
- 17
- 35
- 65
- 12
- 85
- 27
- 17
- 61
- 33
- 41
- 36
- 33
- 49
- 41
- 14
- 50
- 22
- 38
- 20
- 25
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths