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 =
- 2.95 − 32 =
- 3.97 − 84 =
- 4.80 − 33 =
- 5.60 − 26 =
- 6.99 − 71 =
- 7.92 − 72 =
- 8.66 − 36 =
- 9.81 − 59 =
- 10.53 − 14 =
- 11.80 − 22 =
- 12.52 − 12 =
- 13.75 − 34 =
- 14.73 − 58 =
- 15.54 − 38 =
- 16.57 − 37 =
- 17.89 − 69 =
- 18.61 − 31 =
- 19.99 − 34 =
- 20.53 − 32 =
- 21.81 − 58 =
- 22.61 − 38 =
- 23.61 − 24 =
- 24.74 − 17 =
- 25.97 − 76 =
- 26.75 − 21 =
- 27.60 − 22 =
- 28.56 − 18 =
- 29.89 − 41 =
- 30.93 − 72 =
- 31.77 − 59 =
- 32.79 − 38 =
- 33.55 − 14 =
- 34.55 − 21 =
- 35.75 − 65 =
- 36.94 − 55 =
- 37.88 − 13 =
- 38.93 − 83 =
- 39.83 − 21 =
- 40.52 − 21 =
Answer key
- 14
- 63
- 13
- 47
- 34
- 28
- 20
- 30
- 22
- 39
- 58
- 40
- 41
- 15
- 16
- 20
- 20
- 30
- 65
- 21
- 23
- 23
- 37
- 57
- 21
- 54
- 38
- 38
- 48
- 21
- 18
- 41
- 41
- 34
- 10
- 39
- 75
- 10
- 62
- 31
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths