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
- 1.63 − 13 =
- 2.95 − 66 =
- 3.79 − 12 =
- 4.67 − 52 =
- 5.96 − 19 =
- 6.88 − 75 =
- 7.52 − 16 =
- 8.83 − 47 =
- 9.84 − 23 =
- 10.69 − 17 =
- 11.93 − 59 =
- 12.80 − 49 =
- 13.62 − 22 =
- 14.56 − 42 =
- 15.94 − 12 =
- 16.68 − 17 =
- 17.63 − 52 =
- 18.52 − 41 =
- 19.64 − 32 =
- 20.78 − 15 =
- 21.98 − 59 =
- 22.60 − 41 =
- 23.54 − 19 =
- 24.56 − 12 =
- 25.87 − 41 =
- 26.54 − 36 =
- 27.56 − 21 =
- 28.76 − 56 =
- 29.96 − 81 =
- 30.61 − 21 =
- 31.97 − 36 =
- 32.83 − 13 =
- 33.74 − 45 =
- 34.79 − 56 =
- 35.98 − 67 =
- 36.77 − 47 =
- 37.85 − 49 =
- 38.61 − 17 =
- 39.86 − 74 =
- 40.87 − 69 =
Answer key
- 50
- 29
- 67
- 15
- 77
- 13
- 36
- 36
- 61
- 52
- 34
- 31
- 40
- 14
- 82
- 51
- 11
- 11
- 32
- 63
- 39
- 19
- 35
- 44
- 46
- 18
- 35
- 20
- 15
- 40
- 61
- 70
- 29
- 23
- 31
- 30
- 36
- 44
- 12
- 18
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths