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
- 1.59 − 45 =
- 2.60 − 48 =
- 3.92 − 76 =
- 4.89 − 61 =
- 5.83 − 56 =
- 6.73 − 56 =
- 7.88 − 77 =
- 8.57 − 47 =
- 9.58 − 12 =
- 10.68 − 12 =
- 11.59 − 28 =
- 12.90 − 12 =
- 13.72 − 13 =
- 14.99 − 15 =
- 15.64 − 25 =
- 16.92 − 27 =
- 17.82 − 19 =
- 18.52 − 24 =
- 19.65 − 18 =
- 20.57 − 22 =
- 21.81 − 36 =
- 22.84 − 12 =
- 23.89 − 13 =
- 24.74 − 28 =
- 25.57 − 13 =
- 26.92 − 74 =
- 27.60 − 41 =
- 28.75 − 48 =
- 29.72 − 17 =
- 30.69 − 15 =
- 31.91 − 31 =
- 32.95 − 55 =
- 33.67 − 29 =
- 34.56 − 13 =
- 35.95 − 52 =
- 36.77 − 53 =
- 37.63 − 14 =
- 38.58 − 26 =
- 39.54 − 21 =
- 40.71 − 58 =
Answer key
- 14
- 12
- 16
- 28
- 27
- 17
- 11
- 10
- 46
- 56
- 31
- 78
- 59
- 84
- 39
- 65
- 63
- 28
- 47
- 35
- 45
- 72
- 76
- 46
- 44
- 18
- 19
- 27
- 55
- 54
- 60
- 40
- 38
- 43
- 43
- 24
- 49
- 32
- 33
- 13
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths