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
- 1.54 − 16 =
- 2.59 − 33 =
- 3.62 − 38 =
- 4.93 − 32 =
- 5.93 − 37 =
- 6.81 − 14 =
- 7.80 − 22 =
- 8.62 − 12 =
- 9.76 − 65 =
- 10.62 − 52 =
- 11.63 − 32 =
- 12.86 − 21 =
- 13.71 − 53 =
- 14.71 − 46 =
- 15.56 − 26 =
- 16.61 − 13 =
- 17.64 − 26 =
- 18.85 − 23 =
- 19.91 − 81 =
- 20.54 − 12 =
- 21.63 − 19 =
- 22.95 − 64 =
- 23.59 − 46 =
- 24.74 − 35 =
- 25.95 − 16 =
- 26.88 − 35 =
- 27.98 − 31 =
- 28.64 − 46 =
- 29.70 − 51 =
- 30.98 − 65 =
- 31.97 − 14 =
- 32.60 − 14 =
- 33.65 − 32 =
- 34.92 − 28 =
- 35.89 − 66 =
- 36.76 − 49 =
- 37.83 − 24 =
- 38.63 − 13 =
- 39.96 − 31 =
- 40.52 − 41 =
Answer key
- 38
- 26
- 24
- 61
- 56
- 67
- 58
- 50
- 11
- 10
- 31
- 65
- 18
- 25
- 30
- 48
- 38
- 62
- 10
- 42
- 44
- 31
- 13
- 39
- 79
- 53
- 67
- 18
- 19
- 33
- 83
- 46
- 33
- 64
- 23
- 27
- 59
- 50
- 65
- 11
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths