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 =
- 2.82 − 39 =
- 3.92 − 25 =
- 4.84 − 45 =
- 5.76 − 22 =
- 6.96 − 79 =
- 7.80 − 31 =
- 8.70 − 35 =
- 9.66 − 14 =
- 10.77 − 41 =
- 11.85 − 51 =
- 12.69 − 19 =
- 13.90 − 56 =
- 14.63 − 16 =
- 15.79 − 43 =
- 16.59 − 21 =
- 17.85 − 47 =
- 18.57 − 31 =
- 19.60 − 28 =
- 20.74 − 19 =
- 21.52 − 34 =
- 22.59 − 27 =
- 23.96 − 83 =
- 24.74 − 42 =
- 25.78 − 17 =
- 26.79 − 51 =
- 27.95 − 48 =
- 28.54 − 38 =
- 29.98 − 29 =
- 30.75 − 57 =
- 31.95 − 81 =
- 32.83 − 68 =
- 33.63 − 41 =
- 34.86 − 35 =
- 35.91 − 31 =
- 36.87 − 52 =
- 37.77 − 27 =
- 38.94 − 24 =
- 39.63 − 31 =
- 40.96 − 58 =
Answer key
- 34
- 43
- 67
- 39
- 54
- 17
- 49
- 35
- 52
- 36
- 34
- 50
- 34
- 47
- 36
- 38
- 38
- 26
- 32
- 55
- 18
- 32
- 13
- 32
- 61
- 28
- 47
- 16
- 69
- 18
- 14
- 15
- 22
- 51
- 60
- 35
- 50
- 70
- 32
- 38
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths