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
- 1.73 − 32 =
- 2.99 − 22 =
- 3.89 − 16 =
- 4.69 − 12 =
- 5.88 − 31 =
- 6.81 − 17 =
- 7.71 − 45 =
- 8.56 − 22 =
- 9.86 − 76 =
- 10.70 − 47 =
- 11.77 − 23 =
- 12.57 − 42 =
- 13.71 − 46 =
- 14.65 − 22 =
- 15.67 − 41 =
- 16.64 − 18 =
- 17.53 − 21 =
- 18.85 − 27 =
- 19.63 − 21 =
- 20.94 − 19 =
- 21.73 − 49 =
- 22.58 − 48 =
- 23.58 − 37 =
- 24.78 − 17 =
- 25.58 − 23 =
- 26.52 − 28 =
- 27.71 − 39 =
- 28.59 − 49 =
- 29.86 − 26 =
- 30.52 − 36 =
- 31.55 − 12 =
- 32.52 − 21 =
- 33.54 − 41 =
- 34.78 − 16 =
- 35.82 − 47 =
- 36.70 − 25 =
- 37.52 − 13 =
- 38.85 − 24 =
- 39.71 − 49 =
- 40.85 − 62 =
Answer key
- 41
- 77
- 73
- 57
- 57
- 64
- 26
- 34
- 10
- 23
- 54
- 15
- 25
- 43
- 26
- 46
- 32
- 58
- 42
- 75
- 24
- 10
- 21
- 61
- 35
- 24
- 32
- 10
- 60
- 16
- 43
- 31
- 13
- 62
- 35
- 45
- 39
- 61
- 22
- 23
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths