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
- 1.89 − 55 =
- 2.97 − 21 =
- 3.68 − 42 =
- 4.60 − 27 =
- 5.94 − 61 =
- 6.94 − 52 =
- 7.95 − 78 =
- 8.84 − 19 =
- 9.88 − 55 =
- 10.81 − 46 =
- 11.86 − 24 =
- 12.93 − 17 =
- 13.85 − 44 =
- 14.54 − 19 =
- 15.79 − 49 =
- 16.61 − 13 =
- 17.90 − 75 =
- 18.66 − 21 =
- 19.89 − 79 =
- 20.57 − 41 =
- 21.97 − 59 =
- 22.83 − 48 =
- 23.61 − 45 =
- 24.96 − 22 =
- 25.60 − 13 =
- 26.55 − 34 =
- 27.55 − 24 =
- 28.62 − 44 =
- 29.65 − 18 =
- 30.87 − 16 =
- 31.88 − 71 =
- 32.97 − 24 =
- 33.85 − 15 =
- 34.65 − 21 =
- 35.64 − 31 =
- 36.68 − 57 =
- 37.64 − 26 =
- 38.67 − 55 =
- 39.81 − 65 =
- 40.56 − 45 =
Answer key
- 34
- 76
- 26
- 33
- 33
- 42
- 17
- 65
- 33
- 35
- 62
- 76
- 41
- 35
- 30
- 48
- 15
- 45
- 10
- 16
- 38
- 35
- 16
- 74
- 47
- 21
- 31
- 18
- 47
- 71
- 17
- 73
- 70
- 44
- 33
- 11
- 38
- 12
- 16
- 11
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths