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
- 1.98 − 79 =
- 2.60 − 17 =
- 3.75 − 63 =
- 4.69 − 15 =
- 5.77 − 25 =
- 6.93 − 48 =
- 7.71 − 15 =
- 8.70 − 38 =
- 9.62 − 29 =
- 10.91 − 68 =
- 11.87 − 29 =
- 12.77 − 44 =
- 13.96 − 71 =
- 14.69 − 26 =
- 15.67 − 49 =
- 16.71 − 14 =
- 17.71 − 54 =
- 18.56 − 31 =
- 19.54 − 28 =
- 20.62 − 41 =
- 21.59 − 22 =
- 22.74 − 44 =
- 23.59 − 19 =
- 24.74 − 58 =
- 25.99 − 51 =
- 26.87 − 75 =
- 27.84 − 23 =
- 28.66 − 15 =
- 29.80 − 42 =
- 30.84 − 65 =
- 31.56 − 13 =
- 32.92 − 63 =
- 33.87 − 56 =
- 34.98 − 51 =
- 35.72 − 29 =
- 36.82 − 33 =
- 37.58 − 26 =
- 38.58 − 13 =
- 39.87 − 69 =
- 40.96 − 13 =
Answer key
- 19
- 43
- 12
- 54
- 52
- 45
- 56
- 32
- 33
- 23
- 58
- 33
- 25
- 43
- 18
- 57
- 17
- 25
- 26
- 21
- 37
- 30
- 40
- 16
- 48
- 12
- 61
- 51
- 38
- 19
- 43
- 29
- 31
- 47
- 43
- 49
- 32
- 45
- 18
- 83
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths