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
- 1.85 − 37 =
- 2.78 − 28 =
- 3.88 − 43 =
- 4.61 − 23 =
- 5.64 − 51 =
- 6.55 − 16 =
- 7.78 − 26 =
- 8.89 − 79 =
- 9.52 − 35 =
- 10.68 − 24 =
- 11.78 − 24 =
- 12.80 − 15 =
- 13.59 − 24 =
- 14.52 − 25 =
- 15.65 − 47 =
- 16.54 − 27 =
- 17.58 − 19 =
- 18.94 − 55 =
- 19.58 − 37 =
- 20.98 − 31 =
- 21.86 − 23 =
- 22.96 − 46 =
- 23.79 − 45 =
- 24.53 − 39 =
- 25.61 − 44 =
- 26.91 − 77 =
- 27.55 − 18 =
- 28.86 − 57 =
- 29.74 − 24 =
- 30.56 − 23 =
- 31.69 − 24 =
- 32.81 − 15 =
- 33.56 − 17 =
- 34.92 − 55 =
- 35.61 − 38 =
- 36.78 − 15 =
- 37.91 − 35 =
- 38.98 − 23 =
- 39.87 − 63 =
- 40.55 − 31 =
Answer key
- 48
- 50
- 45
- 38
- 13
- 39
- 52
- 10
- 17
- 44
- 54
- 65
- 35
- 27
- 18
- 27
- 39
- 39
- 21
- 67
- 63
- 50
- 34
- 14
- 17
- 14
- 37
- 29
- 50
- 33
- 45
- 66
- 39
- 37
- 23
- 63
- 56
- 75
- 24
- 24
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths