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
- 1.56 − 27 =
- 2.73 − 56 =
- 3.59 − 35 =
- 4.95 − 45 =
- 5.76 − 55 =
- 6.90 − 39 =
- 7.58 − 13 =
- 8.72 − 59 =
- 9.68 − 22 =
- 10.78 − 61 =
- 11.55 − 31 =
- 12.70 − 24 =
- 13.54 − 17 =
- 14.91 − 44 =
- 15.84 − 39 =
- 16.59 − 15 =
- 17.90 − 35 =
- 18.62 − 19 =
- 19.95 − 74 =
- 20.74 − 27 =
- 21.96 − 75 =
- 22.58 − 35 =
- 23.58 − 18 =
- 24.73 − 36 =
- 25.53 − 21 =
- 26.63 − 28 =
- 27.74 − 13 =
- 28.94 − 81 =
- 29.75 − 15 =
- 30.58 − 16 =
- 31.69 − 54 =
- 32.85 − 61 =
- 33.96 − 33 =
- 34.94 − 54 =
- 35.80 − 16 =
- 36.81 − 16 =
- 37.88 − 78 =
- 38.54 − 41 =
- 39.84 − 31 =
- 40.82 − 15 =
Answer key
- 29
- 17
- 24
- 50
- 21
- 51
- 45
- 13
- 46
- 17
- 24
- 46
- 37
- 47
- 45
- 44
- 55
- 43
- 21
- 47
- 21
- 23
- 40
- 37
- 32
- 35
- 61
- 13
- 60
- 42
- 15
- 24
- 63
- 40
- 64
- 65
- 10
- 13
- 53
- 67
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths