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
- 1.72 − 62 =
- 2.65 − 51 =
- 3.52 − 42 =
- 4.90 − 31 =
- 5.57 − 19 =
- 6.99 − 25 =
- 7.74 − 15 =
- 8.83 − 73 =
- 9.68 − 25 =
- 10.95 − 77 =
- 11.52 − 35 =
- 12.70 − 45 =
- 13.61 − 31 =
- 14.61 − 22 =
- 15.53 − 19 =
- 16.77 − 39 =
- 17.77 − 22 =
- 18.73 − 36 =
- 19.68 − 41 =
- 20.66 − 21 =
- 21.68 − 17 =
- 22.96 − 31 =
- 23.93 − 35 =
- 24.53 − 39 =
- 25.65 − 45 =
- 26.63 − 53 =
- 27.73 − 41 =
- 28.92 − 31 =
- 29.97 − 18 =
- 30.55 − 26 =
- 31.86 − 59 =
- 32.92 − 36 =
- 33.53 − 25 =
- 34.54 − 43 =
- 35.73 − 45 =
- 36.53 − 36 =
- 37.63 − 35 =
- 38.64 − 44 =
- 39.97 − 81 =
- 40.77 − 41 =
Answer key
- 10
- 14
- 10
- 59
- 38
- 74
- 59
- 10
- 43
- 18
- 17
- 25
- 30
- 39
- 34
- 38
- 55
- 37
- 27
- 45
- 51
- 65
- 58
- 14
- 20
- 10
- 32
- 61
- 79
- 29
- 27
- 56
- 28
- 11
- 28
- 17
- 28
- 20
- 16
- 36
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths