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
- 1.66 − 14 =
- 2.79 − 37 =
- 3.99 − 81 =
- 4.55 − 14 =
- 5.76 − 22 =
- 6.64 − 19 =
- 7.66 − 12 =
- 8.73 − 61 =
- 9.83 − 66 =
- 10.64 − 13 =
- 11.60 − 22 =
- 12.55 − 29 =
- 13.59 − 35 =
- 14.52 − 17 =
- 15.60 − 46 =
- 16.80 − 45 =
- 17.91 − 78 =
- 18.98 − 31 =
- 19.96 − 41 =
- 20.88 − 45 =
- 21.59 − 14 =
- 22.96 − 61 =
- 23.85 − 56 =
- 24.76 − 16 =
- 25.91 − 34 =
- 26.96 − 18 =
- 27.83 − 17 =
- 28.65 − 41 =
- 29.63 − 44 =
- 30.64 − 36 =
- 31.60 − 47 =
- 32.57 − 39 =
- 33.54 − 34 =
- 34.52 − 25 =
- 35.64 − 33 =
- 36.60 − 24 =
- 37.95 − 54 =
- 38.95 − 83 =
- 39.78 − 68 =
- 40.79 − 46 =
Answer key
- 52
- 42
- 18
- 41
- 54
- 45
- 54
- 12
- 17
- 51
- 38
- 26
- 24
- 35
- 14
- 35
- 13
- 67
- 55
- 43
- 45
- 35
- 29
- 60
- 57
- 78
- 66
- 24
- 19
- 28
- 13
- 18
- 20
- 27
- 31
- 36
- 41
- 12
- 10
- 33
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths