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
- 1.67 − 52 =
- 2.53 − 28 =
- 3.87 − 24 =
- 4.62 − 21 =
- 5.59 − 43 =
- 6.85 − 45 =
- 7.98 − 25 =
- 8.54 − 33 =
- 9.97 − 61 =
- 10.84 − 13 =
- 11.92 − 43 =
- 12.60 − 46 =
- 13.82 − 51 =
- 14.55 − 19 =
- 15.76 − 32 =
- 16.57 − 25 =
- 17.79 − 63 =
- 18.62 − 45 =
- 19.88 − 32 =
- 20.63 − 21 =
- 21.92 − 77 =
- 22.91 − 17 =
- 23.85 − 31 =
- 24.58 − 25 =
- 25.53 − 24 =
- 26.77 − 12 =
- 27.84 − 15 =
- 28.82 − 56 =
- 29.66 − 45 =
- 30.57 − 44 =
- 31.81 − 66 =
- 32.86 − 73 =
- 33.68 − 38 =
- 34.58 − 12 =
- 35.91 − 69 =
- 36.52 − 33 =
- 37.92 − 65 =
- 38.75 − 22 =
- 39.62 − 16 =
- 40.98 − 45 =
Answer key
- 15
- 25
- 63
- 41
- 16
- 40
- 73
- 21
- 36
- 71
- 49
- 14
- 31
- 36
- 44
- 32
- 16
- 17
- 56
- 42
- 15
- 74
- 54
- 33
- 29
- 65
- 69
- 26
- 21
- 13
- 15
- 13
- 30
- 46
- 22
- 19
- 27
- 53
- 46
- 53
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths