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
- 1.63 − 49 =
- 2.85 − 29 =
- 3.65 − 28 =
- 4.70 − 52 =
- 5.62 − 34 =
- 6.56 − 44 =
- 7.75 − 26 =
- 8.88 − 31 =
- 9.77 − 17 =
- 10.53 − 38 =
- 11.61 − 31 =
- 12.89 − 49 =
- 13.66 − 15 =
- 14.83 − 44 =
- 15.76 − 23 =
- 16.83 − 15 =
- 17.98 − 62 =
- 18.88 − 37 =
- 19.61 − 46 =
- 20.87 − 76 =
- 21.59 − 14 =
- 22.67 − 16 =
- 23.52 − 24 =
- 24.76 − 26 =
- 25.60 − 43 =
- 26.87 − 55 =
- 27.83 − 27 =
- 28.86 − 26 =
- 29.64 − 46 =
- 30.99 − 62 =
- 31.77 − 61 =
- 32.66 − 44 =
- 33.59 − 26 =
- 34.88 − 18 =
- 35.97 − 76 =
- 36.78 − 45 =
- 37.88 − 34 =
- 38.66 − 33 =
- 39.76 − 21 =
- 40.59 − 13 =
Answer key
- 14
- 56
- 37
- 18
- 28
- 12
- 49
- 57
- 60
- 15
- 30
- 40
- 51
- 39
- 53
- 68
- 36
- 51
- 15
- 11
- 45
- 51
- 28
- 50
- 17
- 32
- 56
- 60
- 18
- 37
- 16
- 22
- 33
- 70
- 21
- 33
- 54
- 33
- 55
- 46
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths