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
- 1.57 − 36 =
- 2.76 − 63 =
- 3.62 − 48 =
- 4.76 − 49 =
- 5.99 − 45 =
- 6.73 − 17 =
- 7.85 − 47 =
- 8.61 − 13 =
- 9.61 − 38 =
- 10.69 − 55 =
- 11.85 − 18 =
- 12.69 − 28 =
- 13.79 − 68 =
- 14.58 − 47 =
- 15.70 − 31 =
- 16.91 − 72 =
- 17.63 − 42 =
- 18.59 − 23 =
- 19.99 − 46 =
- 20.91 − 59 =
- 21.79 − 26 =
- 22.78 − 49 =
- 23.54 − 42 =
- 24.98 − 51 =
- 25.77 − 65 =
- 26.62 − 44 =
- 27.99 − 74 =
- 28.99 − 31 =
- 29.64 − 41 =
- 30.76 − 31 =
- 31.82 − 67 =
- 32.70 − 25 =
- 33.80 − 12 =
- 34.79 − 34 =
- 35.88 − 44 =
- 36.81 − 52 =
- 37.95 − 54 =
- 38.82 − 23 =
- 39.61 − 15 =
- 40.61 − 39 =
Answer key
- 21
- 13
- 14
- 27
- 54
- 56
- 38
- 48
- 23
- 14
- 67
- 41
- 11
- 11
- 39
- 19
- 21
- 36
- 53
- 32
- 53
- 29
- 12
- 47
- 12
- 18
- 25
- 68
- 23
- 45
- 15
- 45
- 68
- 45
- 44
- 29
- 41
- 59
- 46
- 22
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths