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
- 1.55 − 29 =
- 2.70 − 47 =
- 3.84 − 66 =
- 4.88 − 68 =
- 5.54 − 25 =
- 6.97 − 86 =
- 7.78 − 41 =
- 8.85 − 45 =
- 9.97 − 54 =
- 10.97 − 71 =
- 11.85 − 41 =
- 12.70 − 16 =
- 13.92 − 64 =
- 14.64 − 38 =
- 15.56 − 27 =
- 16.79 − 35 =
- 17.92 − 32 =
- 18.72 − 17 =
- 19.89 − 25 =
- 20.85 − 13 =
- 21.93 − 43 =
- 22.78 − 23 =
- 23.85 − 56 =
- 24.73 − 41 =
- 25.96 − 16 =
- 26.56 − 13 =
- 27.53 − 37 =
- 28.93 − 16 =
- 29.53 − 24 =
- 30.62 − 26 =
- 31.62 − 43 =
- 32.66 − 29 =
- 33.91 − 16 =
- 34.67 − 21 =
- 35.86 − 39 =
- 36.62 − 21 =
- 37.74 − 54 =
- 38.74 − 47 =
- 39.72 − 31 =
- 40.99 − 47 =
Answer key
- 26
- 23
- 18
- 20
- 29
- 11
- 37
- 40
- 43
- 26
- 44
- 54
- 28
- 26
- 29
- 44
- 60
- 55
- 64
- 72
- 50
- 55
- 29
- 32
- 80
- 43
- 16
- 77
- 29
- 36
- 19
- 37
- 75
- 46
- 47
- 41
- 20
- 27
- 41
- 52
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths