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
- 1.78 − 15 =
- 2.61 − 25 =
- 3.77 − 38 =
- 4.56 − 37 =
- 5.63 − 13 =
- 6.77 − 24 =
- 7.97 − 33 =
- 8.64 − 17 =
- 9.98 − 39 =
- 10.82 − 13 =
- 11.84 − 47 =
- 12.80 − 59 =
- 13.94 − 43 =
- 14.64 − 38 =
- 15.72 − 26 =
- 16.65 − 45 =
- 17.82 − 62 =
- 18.98 − 61 =
- 19.73 − 42 =
- 20.99 − 86 =
- 21.56 − 23 =
- 22.59 − 22 =
- 23.64 − 34 =
- 24.80 − 24 =
- 25.52 − 21 =
- 26.78 − 18 =
- 27.67 − 13 =
- 28.57 − 17 =
- 29.63 − 12 =
- 30.66 − 51 =
- 31.94 − 74 =
- 32.92 − 15 =
- 33.77 − 31 =
- 34.93 − 31 =
- 35.74 − 15 =
- 36.65 − 26 =
- 37.52 − 14 =
- 38.76 − 63 =
- 39.53 − 21 =
- 40.73 − 61 =
Answer key
- 63
- 36
- 39
- 19
- 50
- 53
- 64
- 47
- 59
- 69
- 37
- 21
- 51
- 26
- 46
- 20
- 20
- 37
- 31
- 13
- 33
- 37
- 30
- 56
- 31
- 60
- 54
- 40
- 51
- 15
- 20
- 77
- 46
- 62
- 59
- 39
- 38
- 13
- 32
- 12
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths