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
- 1.74 − 16 =
- 2.68 − 41 =
- 3.92 − 61 =
- 4.64 − 33 =
- 5.52 − 16 =
- 6.72 − 43 =
- 7.84 − 33 =
- 8.54 − 27 =
- 9.72 − 12 =
- 10.96 − 28 =
- 11.79 − 58 =
- 12.95 − 61 =
- 13.94 − 37 =
- 14.75 − 52 =
- 15.56 − 31 =
- 16.80 − 37 =
- 17.70 − 35 =
- 18.58 − 23 =
- 19.83 − 47 =
- 20.78 − 18 =
- 21.96 − 61 =
- 22.88 − 73 =
- 23.91 − 41 =
- 24.71 − 24 =
- 25.85 − 29 =
- 26.73 − 44 =
- 27.78 − 24 =
- 28.80 − 25 =
- 29.86 − 49 =
- 30.77 − 18 =
- 31.53 − 14 =
- 32.60 − 15 =
- 33.59 − 34 =
- 34.93 − 32 =
- 35.82 − 25 =
- 36.64 − 37 =
- 37.72 − 56 =
- 38.96 − 75 =
- 39.53 − 21 =
- 40.94 − 21 =
Answer key
- 58
- 27
- 31
- 31
- 36
- 29
- 51
- 27
- 60
- 68
- 21
- 34
- 57
- 23
- 25
- 43
- 35
- 35
- 36
- 60
- 35
- 15
- 50
- 47
- 56
- 29
- 54
- 55
- 37
- 59
- 39
- 45
- 25
- 61
- 57
- 27
- 16
- 21
- 32
- 73
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths