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
- 1.84 − 69 =
- 2.69 − 55 =
- 3.65 − 38 =
- 4.53 − 12 =
- 5.53 − 28 =
- 6.58 − 47 =
- 7.87 − 41 =
- 8.64 − 51 =
- 9.66 − 27 =
- 10.86 − 72 =
- 11.57 − 47 =
- 12.84 − 41 =
- 13.69 − 35 =
- 14.93 − 44 =
- 15.64 − 13 =
- 16.88 − 44 =
- 17.87 − 25 =
- 18.57 − 28 =
- 19.98 − 15 =
- 20.72 − 48 =
- 21.72 − 46 =
- 22.91 − 19 =
- 23.71 − 61 =
- 24.54 − 36 =
- 25.93 − 36 =
- 26.99 − 19 =
- 27.57 − 38 =
- 28.65 − 54 =
- 29.72 − 32 =
- 30.81 − 26 =
- 31.61 − 41 =
- 32.78 − 44 =
- 33.70 − 61 =
- 34.63 − 25 =
- 35.78 − 13 =
- 36.67 − 36 =
- 37.64 − 41 =
- 38.60 − 44 =
- 39.92 − 72 =
- 40.59 − 21 =
Answer key
- 15
- 14
- 27
- 41
- 25
- 11
- 46
- 13
- 39
- 14
- 10
- 43
- 34
- 49
- 51
- 44
- 62
- 29
- 83
- 24
- 26
- 72
- 10
- 18
- 57
- 80
- 19
- 11
- 40
- 55
- 20
- 34
- 9
- 38
- 65
- 31
- 23
- 16
- 20
- 38
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths