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 − 16 =
- 2.68 − 35 =
- 3.83 − 15 =
- 4.93 − 23 =
- 5.68 − 32 =
- 6.75 − 27 =
- 7.68 − 58 =
- 8.57 − 17 =
- 9.89 − 23 =
- 10.66 − 26 =
- 11.77 − 63 =
- 12.65 − 43 =
- 13.94 − 56 =
- 14.57 − 41 =
- 15.94 − 83 =
- 16.57 − 45 =
- 17.95 − 23 =
- 18.56 − 29 =
- 19.80 − 18 =
- 20.53 − 17 =
- 21.61 − 44 =
- 22.78 − 14 =
- 23.63 − 38 =
- 24.55 − 15 =
- 25.70 − 35 =
- 26.86 − 27 =
- 27.61 − 27 =
- 28.74 − 61 =
- 29.73 − 54 =
- 30.74 − 46 =
- 31.79 − 22 =
- 32.97 − 51 =
- 33.71 − 41 =
- 34.59 − 24 =
- 35.79 − 13 =
- 36.64 − 41 =
- 37.53 − 21 =
- 38.61 − 51 =
- 39.68 − 51 =
- 40.62 − 21 =
Answer key
- 48
- 33
- 68
- 70
- 36
- 48
- 10
- 40
- 66
- 40
- 14
- 22
- 38
- 16
- 11
- 12
- 72
- 27
- 62
- 36
- 17
- 64
- 25
- 40
- 35
- 59
- 34
- 13
- 19
- 28
- 57
- 46
- 30
- 35
- 66
- 23
- 32
- 10
- 17
- 41
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths