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
- 1.99 − 77 =
- 2.96 − 71 =
- 3.96 − 45 =
- 4.63 − 31 =
- 5.56 − 21 =
- 6.89 − 71 =
- 7.52 − 15 =
- 8.69 − 31 =
- 9.54 − 21 =
- 10.60 − 23 =
- 11.58 − 26 =
- 12.59 − 35 =
- 13.64 − 23 =
- 14.72 − 37 =
- 15.91 − 34 =
- 16.93 − 46 =
- 17.95 − 51 =
- 18.53 − 43 =
- 19.73 − 18 =
- 20.78 − 32 =
- 21.81 − 18 =
- 22.91 − 81 =
- 23.52 − 29 =
- 24.75 − 18 =
- 25.86 − 12 =
- 26.56 − 16 =
- 27.69 − 22 =
- 28.65 − 42 =
- 29.55 − 39 =
- 30.95 − 21 =
- 31.58 − 44 =
- 32.65 − 53 =
- 33.82 − 65 =
- 34.78 − 34 =
- 35.54 − 14 =
- 36.56 − 39 =
- 37.97 − 81 =
- 38.98 − 26 =
- 39.73 − 26 =
- 40.87 − 13 =
Answer key
- 22
- 25
- 51
- 32
- 35
- 18
- 37
- 38
- 33
- 37
- 32
- 24
- 41
- 35
- 57
- 47
- 44
- 10
- 55
- 46
- 63
- 10
- 23
- 57
- 74
- 40
- 47
- 23
- 16
- 74
- 14
- 12
- 17
- 44
- 40
- 17
- 16
- 72
- 47
- 74
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths