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
- 1.88 − 56 =
- 2.81 − 33 =
- 3.77 − 33 =
- 4.58 − 46 =
- 5.86 − 66 =
- 6.64 − 19 =
- 7.87 − 57 =
- 8.65 − 37 =
- 9.74 − 23 =
- 10.65 − 31 =
- 11.65 − 51 =
- 12.75 − 37 =
- 13.92 − 37 =
- 14.53 − 21 =
- 15.69 − 59 =
- 16.54 − 27 =
- 17.72 − 28 =
- 18.59 − 22 =
- 19.89 − 49 =
- 20.90 − 25 =
- 21.57 − 15 =
- 22.54 − 14 =
- 23.85 − 13 =
- 24.57 − 21 =
- 25.92 − 53 =
- 26.63 − 45 =
- 27.83 − 68 =
- 28.88 − 29 =
- 29.78 − 31 =
- 30.88 − 78 =
- 31.52 − 39 =
- 32.80 − 59 =
- 33.83 − 58 =
- 34.55 − 26 =
- 35.61 − 27 =
- 36.97 − 35 =
- 37.84 − 24 =
- 38.97 − 18 =
- 39.76 − 14 =
- 40.71 − 15 =
Answer key
- 32
- 48
- 44
- 12
- 20
- 45
- 30
- 28
- 51
- 34
- 14
- 38
- 55
- 32
- 10
- 27
- 44
- 37
- 40
- 65
- 42
- 40
- 72
- 36
- 39
- 18
- 15
- 59
- 47
- 10
- 13
- 21
- 25
- 29
- 34
- 62
- 60
- 79
- 62
- 56
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths