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
- 1.63 − 33 =
- 2.65 − 38 =
- 3.72 − 18 =
- 4.83 − 71 =
- 5.68 − 14 =
- 6.58 − 41 =
- 7.58 − 26 =
- 8.61 − 33 =
- 9.74 − 17 =
- 10.74 − 64 =
- 11.72 − 57 =
- 12.52 − 41 =
- 13.56 − 29 =
- 14.64 − 25 =
- 15.60 − 23 =
- 16.95 − 81 =
- 17.53 − 29 =
- 18.78 − 31 =
- 19.92 − 55 =
- 20.62 − 26 =
- 21.61 − 42 =
- 22.86 − 59 =
- 23.94 − 32 =
- 24.69 − 12 =
- 25.64 − 45 =
- 26.70 − 37 =
- 27.63 − 49 =
- 28.84 − 35 =
- 29.68 − 21 =
- 30.69 − 28 =
- 31.71 − 61 =
- 32.81 − 32 =
- 33.86 − 33 =
- 34.94 − 31 =
- 35.74 − 51 =
- 36.90 − 58 =
- 37.60 − 19 =
- 38.78 − 41 =
- 39.91 − 26 =
- 40.59 − 12 =
Answer key
- 30
- 27
- 54
- 12
- 54
- 17
- 32
- 28
- 57
- 10
- 15
- 11
- 27
- 39
- 37
- 14
- 24
- 47
- 37
- 36
- 19
- 27
- 62
- 57
- 19
- 33
- 14
- 49
- 47
- 41
- 10
- 49
- 53
- 63
- 23
- 32
- 41
- 37
- 65
- 47
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths