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
- 1.64 − 41 =
- 2.63 − 52 =
- 3.83 − 71 =
- 4.72 − 53 =
- 5.67 − 33 =
- 6.79 − 48 =
- 7.90 − 31 =
- 8.53 − 26 =
- 9.68 − 45 =
- 10.61 − 41 =
- 11.57 − 33 =
- 12.88 − 12 =
- 13.53 − 23 =
- 14.89 − 44 =
- 15.58 − 31 =
- 16.88 − 35 =
- 17.74 − 25 =
- 18.99 − 84 =
- 19.53 − 38 =
- 20.84 − 71 =
- 21.61 − 21 =
- 22.83 − 61 =
- 23.94 − 64 =
- 24.75 − 27 =
- 25.68 − 57 =
- 26.64 − 21 =
- 27.74 − 17 =
- 28.56 − 18 =
- 29.85 − 64 =
- 30.72 − 25 =
- 31.76 − 43 =
- 32.75 − 24 =
- 33.74 − 51 =
- 34.57 − 14 =
- 35.99 − 77 =
- 36.87 − 65 =
- 37.92 − 15 =
- 38.72 − 51 =
- 39.90 − 27 =
- 40.56 − 26 =
Answer key
- 23
- 11
- 12
- 19
- 34
- 31
- 59
- 27
- 23
- 20
- 24
- 76
- 30
- 45
- 27
- 53
- 49
- 15
- 15
- 13
- 40
- 22
- 30
- 48
- 11
- 43
- 57
- 38
- 21
- 47
- 33
- 51
- 23
- 43
- 22
- 22
- 77
- 21
- 63
- 30
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths