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
- 1.57 − 34 =
- 2.73 − 61 =
- 3.82 − 55 =
- 4.68 − 42 =
- 5.66 − 21 =
- 6.93 − 43 =
- 7.83 − 67 =
- 8.77 − 27 =
- 9.66 − 18 =
- 10.69 − 15 =
- 11.98 − 67 =
- 12.65 − 16 =
- 13.68 − 23 =
- 14.94 − 61 =
- 15.67 − 35 =
- 16.74 − 43 =
- 17.59 − 15 =
- 18.53 − 42 =
- 19.55 − 33 =
- 20.54 − 37 =
- 21.67 − 21 =
- 22.86 − 76 =
- 23.95 − 82 =
- 24.64 − 13 =
- 25.59 − 45 =
- 26.70 − 27 =
- 27.81 − 39 =
- 28.58 − 13 =
- 29.98 − 29 =
- 30.76 − 57 =
- 31.68 − 43 =
- 32.99 − 71 =
- 33.80 − 49 =
- 34.99 − 86 =
- 35.72 − 34 =
- 36.60 − 33 =
- 37.95 − 22 =
- 38.85 − 28 =
- 39.61 − 18 =
- 40.86 − 12 =
Answer key
- 23
- 12
- 27
- 26
- 45
- 50
- 16
- 50
- 48
- 54
- 31
- 49
- 45
- 33
- 32
- 31
- 44
- 11
- 22
- 17
- 46
- 10
- 13
- 51
- 14
- 43
- 42
- 45
- 69
- 19
- 25
- 28
- 31
- 13
- 38
- 27
- 73
- 57
- 43
- 74
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths