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
- 1.93 − 71 =
- 2.74 − 36 =
- 3.84 − 67 =
- 4.54 − 25 =
- 5.83 − 58 =
- 6.88 − 49 =
- 7.69 − 16 =
- 8.73 − 16 =
- 9.65 − 42 =
- 10.76 − 49 =
- 11.67 − 21 =
- 12.85 − 46 =
- 13.98 − 27 =
- 14.64 − 27 =
- 15.88 − 37 =
- 16.77 − 58 =
- 17.58 − 34 =
- 18.60 − 28 =
- 19.79 − 26 =
- 20.68 − 47 =
- 21.59 − 41 =
- 22.73 − 22 =
- 23.99 − 48 =
- 24.91 − 17 =
- 25.97 − 21 =
- 26.72 − 27 =
- 27.54 − 28 =
- 28.71 − 44 =
- 29.58 − 42 =
- 30.71 − 49 =
- 31.61 − 51 =
- 32.64 − 34 =
- 33.77 − 13 =
- 34.52 − 33 =
- 35.88 − 26 =
- 36.71 − 31 =
- 37.76 − 53 =
- 38.70 − 23 =
- 39.93 − 48 =
- 40.58 − 44 =
Answer key
- 22
- 38
- 17
- 29
- 25
- 39
- 53
- 57
- 23
- 27
- 46
- 39
- 71
- 37
- 51
- 19
- 24
- 32
- 53
- 21
- 18
- 51
- 51
- 74
- 76
- 45
- 26
- 27
- 16
- 22
- 10
- 30
- 64
- 19
- 62
- 40
- 23
- 47
- 45
- 14
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths