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
- 1.87 − 61 =
- 2.82 − 14 =
- 3.94 − 22 =
- 4.69 − 57 =
- 5.70 − 48 =
- 6.69 − 51 =
- 7.99 − 77 =
- 8.73 − 41 =
- 9.82 − 48 =
- 10.77 − 54 =
- 11.59 − 31 =
- 12.98 − 75 =
- 13.82 − 47 =
- 14.72 − 19 =
- 15.73 − 49 =
- 16.94 − 45 =
- 17.54 − 12 =
- 18.52 − 31 =
- 19.58 − 46 =
- 20.78 − 48 =
- 21.57 − 39 =
- 22.80 − 49 =
- 23.62 − 25 =
- 24.56 − 31 =
- 25.61 − 38 =
- 26.71 − 16 =
- 27.65 − 13 =
- 28.54 − 24 =
- 29.80 − 42 =
- 30.86 − 18 =
- 31.85 − 73 =
- 32.64 − 42 =
- 33.58 − 33 =
- 34.80 − 54 =
- 35.85 − 28 =
- 36.60 − 29 =
- 37.90 − 37 =
- 38.75 − 13 =
- 39.82 − 64 =
- 40.61 − 12 =
Answer key
- 26
- 68
- 72
- 12
- 22
- 18
- 22
- 32
- 34
- 23
- 28
- 23
- 35
- 53
- 24
- 49
- 42
- 21
- 12
- 30
- 18
- 31
- 37
- 25
- 23
- 55
- 52
- 30
- 38
- 68
- 12
- 22
- 25
- 26
- 57
- 31
- 53
- 62
- 18
- 49
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths