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
- 1.74 − 45 =
- 2.91 − 15 =
- 3.63 − 52 =
- 4.59 − 39 =
- 5.61 − 43 =
- 6.97 − 51 =
- 7.87 − 17 =
- 8.82 − 25 =
- 9.64 − 23 =
- 10.73 − 44 =
- 11.94 − 61 =
- 12.80 − 32 =
- 13.79 − 53 =
- 14.67 − 15 =
- 15.81 − 68 =
- 16.79 − 19 =
- 17.83 − 37 =
- 18.84 − 19 =
- 19.70 − 57 =
- 20.96 − 25 =
- 21.60 − 35 =
- 22.62 − 51 =
- 23.67 − 53 =
- 24.74 − 27 =
- 25.52 − 14 =
- 26.91 − 31 =
- 27.59 − 21 =
- 28.85 − 75 =
- 29.86 − 47 =
- 30.91 − 53 =
- 31.53 − 42 =
- 32.87 − 24 =
- 33.77 − 36 =
- 34.90 − 55 =
- 35.69 − 39 =
- 36.72 − 23 =
- 37.96 − 19 =
- 38.52 − 32 =
- 39.79 − 32 =
- 40.61 − 17 =
Answer key
- 29
- 76
- 11
- 20
- 18
- 46
- 70
- 57
- 41
- 29
- 33
- 48
- 26
- 52
- 13
- 60
- 46
- 65
- 13
- 71
- 25
- 11
- 14
- 47
- 38
- 60
- 38
- 10
- 39
- 38
- 11
- 63
- 41
- 35
- 30
- 49
- 77
- 20
- 47
- 44
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths