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
- 1.56 − 21 =
- 2.96 − 12 =
- 3.97 − 43 =
- 4.74 − 36 =
- 5.57 − 39 =
- 6.98 − 22 =
- 7.64 − 34 =
- 8.58 − 16 =
- 9.78 − 22 =
- 10.59 − 49 =
- 11.87 − 74 =
- 12.85 − 74 =
- 13.59 − 38 =
- 14.56 − 19 =
- 15.64 − 51 =
- 16.67 − 26 =
- 17.73 − 57 =
- 18.82 − 56 =
- 19.82 − 18 =
- 20.82 − 45 =
- 21.83 − 73 =
- 22.72 − 24 =
- 23.52 − 41 =
- 24.81 − 29 =
- 25.63 − 29 =
- 26.83 − 33 =
- 27.90 − 29 =
- 28.85 − 56 =
- 29.77 − 13 =
- 30.93 − 79 =
- 31.69 − 43 =
- 32.52 − 36 =
- 33.73 − 24 =
- 34.73 − 12 =
- 35.70 − 32 =
- 36.65 − 14 =
- 37.74 − 12 =
- 38.91 − 56 =
- 39.61 − 12 =
- 40.55 − 15 =
Answer key
- 35
- 84
- 54
- 38
- 18
- 76
- 30
- 42
- 56
- 10
- 13
- 11
- 21
- 37
- 13
- 41
- 16
- 26
- 64
- 37
- 10
- 48
- 11
- 52
- 34
- 50
- 61
- 29
- 64
- 14
- 26
- 16
- 49
- 61
- 38
- 51
- 62
- 35
- 49
- 40
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths