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
- 1.81 − 19 =
- 2.94 − 18 =
- 3.65 − 28 =
- 4.53 − 39 =
- 5.72 − 18 =
- 6.79 − 39 =
- 7.79 − 43 =
- 8.81 − 38 =
- 9.52 − 19 =
- 10.87 − 16 =
- 11.70 − 34 =
- 12.57 − 21 =
- 13.94 − 14 =
- 14.57 − 42 =
- 15.60 − 47 =
- 16.65 − 16 =
- 17.54 − 42 =
- 18.60 − 19 =
- 19.81 − 34 =
- 20.88 − 67 =
- 21.76 − 26 =
- 22.75 − 52 =
- 23.52 − 22 =
- 24.61 − 35 =
- 25.87 − 28 =
- 26.67 − 57 =
- 27.69 − 23 =
- 28.84 − 49 =
- 29.64 − 22 =
- 30.95 − 64 =
- 31.56 − 16 =
- 32.83 − 42 =
- 33.85 − 22 =
- 34.92 − 43 =
- 35.76 − 19 =
- 36.68 − 31 =
- 37.77 − 38 =
- 38.93 − 68 =
- 39.62 − 23 =
- 40.99 − 37 =
Answer key
- 62
- 76
- 37
- 14
- 54
- 40
- 36
- 43
- 33
- 71
- 36
- 36
- 80
- 15
- 13
- 49
- 12
- 41
- 47
- 21
- 50
- 23
- 30
- 26
- 59
- 10
- 46
- 35
- 42
- 31
- 40
- 41
- 63
- 49
- 57
- 37
- 39
- 25
- 39
- 62
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths