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
- 1.57 − 22 =
- 2.66 − 23 =
- 3.62 − 31 =
- 4.65 − 16 =
- 5.58 − 32 =
- 6.91 − 41 =
- 7.68 − 58 =
- 8.79 − 26 =
- 9.73 − 62 =
- 10.60 − 16 =
- 11.70 − 12 =
- 12.91 − 67 =
- 13.97 − 56 =
- 14.60 − 17 =
- 15.79 − 59 =
- 16.62 − 15 =
- 17.83 − 28 =
- 18.58 − 15 =
- 19.91 − 48 =
- 20.56 − 14 =
- 21.88 − 77 =
- 22.59 − 26 =
- 23.54 − 24 =
- 24.93 − 46 =
- 25.90 − 32 =
- 26.75 − 56 =
- 27.86 − 21 =
- 28.54 − 22 =
- 29.58 − 33 =
- 30.54 − 41 =
- 31.92 − 68 =
- 32.92 − 71 =
- 33.64 − 29 =
- 34.87 − 14 =
- 35.70 − 14 =
- 36.92 − 81 =
- 37.80 − 21 =
- 38.82 − 35 =
- 39.91 − 62 =
- 40.74 − 35 =
Answer key
- 35
- 43
- 31
- 49
- 26
- 50
- 10
- 53
- 11
- 44
- 58
- 24
- 41
- 43
- 20
- 47
- 55
- 43
- 43
- 42
- 11
- 33
- 30
- 47
- 58
- 19
- 65
- 32
- 25
- 13
- 24
- 21
- 35
- 73
- 56
- 11
- 59
- 47
- 29
- 39
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths