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
- 1.68 − 34 =
- 2.78 − 41 =
- 3.54 − 41 =
- 4.86 − 44 =
- 5.61 − 21 =
- 6.67 − 54 =
- 7.60 − 43 =
- 8.67 − 23 =
- 9.78 − 59 =
- 10.91 − 42 =
- 11.61 − 41 =
- 12.81 − 24 =
- 13.64 − 24 =
- 14.73 − 51 =
- 15.74 − 42 =
- 16.82 − 71 =
- 17.75 − 47 =
- 18.79 − 61 =
- 19.70 − 51 =
- 20.95 − 39 =
- 21.99 − 52 =
- 22.74 − 23 =
- 23.73 − 24 =
- 24.66 − 44 =
- 25.57 − 34 =
- 26.75 − 27 =
- 27.96 − 19 =
- 28.93 − 52 =
- 29.61 − 13 =
- 30.65 − 19 =
- 31.86 − 61 =
- 32.98 − 37 =
- 33.52 − 21 =
- 34.76 − 19 =
- 35.78 − 68 =
- 36.65 − 51 =
- 37.84 − 55 =
- 38.91 − 64 =
- 39.73 − 19 =
- 40.76 − 65 =
Answer key
- 34
- 37
- 13
- 42
- 40
- 13
- 17
- 44
- 19
- 49
- 20
- 57
- 40
- 22
- 32
- 11
- 28
- 18
- 19
- 56
- 47
- 51
- 49
- 22
- 23
- 48
- 77
- 41
- 48
- 46
- 25
- 61
- 31
- 57
- 10
- 14
- 29
- 27
- 54
- 11
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths