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 − 34 =
- 2.78 − 37 =
- 3.72 − 43 =
- 4.54 − 32 =
- 5.79 − 24 =
- 6.60 − 25 =
- 7.78 − 24 =
- 8.59 − 44 =
- 9.88 − 51 =
- 10.58 − 33 =
- 11.72 − 38 =
- 12.72 − 18 =
- 13.58 − 29 =
- 14.90 − 13 =
- 15.82 − 29 =
- 16.54 − 25 =
- 17.58 − 34 =
- 18.54 − 43 =
- 19.98 − 35 =
- 20.74 − 64 =
- 21.92 − 27 =
- 22.95 − 39 =
- 23.95 − 73 =
- 24.88 − 31 =
- 25.77 − 26 =
- 26.52 − 26 =
- 27.72 − 13 =
- 28.55 − 21 =
- 29.60 − 33 =
- 30.70 − 13 =
- 31.70 − 45 =
- 32.83 − 44 =
- 33.87 − 73 =
- 34.77 − 21 =
- 35.96 − 81 =
- 36.70 − 32 =
- 37.90 − 63 =
- 38.76 − 15 =
- 39.82 − 21 =
- 40.52 − 13 =
Answer key
- 51
- 41
- 29
- 22
- 55
- 35
- 54
- 15
- 37
- 25
- 34
- 54
- 29
- 77
- 53
- 29
- 24
- 11
- 63
- 10
- 65
- 56
- 22
- 57
- 51
- 26
- 59
- 34
- 27
- 57
- 25
- 39
- 14
- 56
- 15
- 38
- 27
- 61
- 61
- 39
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths