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
- 1.88 − 24 =
- 2.94 − 23 =
- 3.57 − 27 =
- 4.89 − 52 =
- 5.93 − 22 =
- 6.52 − 21 =
- 7.74 − 35 =
- 8.60 − 42 =
- 9.75 − 38 =
- 10.58 − 45 =
- 11.70 − 14 =
- 12.63 − 25 =
- 13.92 − 73 =
- 14.64 − 35 =
- 15.71 − 28 =
- 16.93 − 83 =
- 17.64 − 37 =
- 18.79 − 43 =
- 19.95 − 19 =
- 20.59 − 34 =
- 21.85 − 38 =
- 22.79 − 23 =
- 23.63 − 17 =
- 24.95 − 33 =
- 25.89 − 79 =
- 26.75 − 64 =
- 27.63 − 18 =
- 28.97 − 49 =
- 29.94 − 46 =
- 30.93 − 39 =
- 31.70 − 34 =
- 32.55 − 21 =
- 33.79 − 47 =
- 34.99 − 89 =
- 35.63 − 13 =
- 36.55 − 43 =
- 37.73 − 62 =
- 38.89 − 45 =
- 39.52 − 25 =
- 40.74 − 14 =
Answer key
- 64
- 71
- 30
- 37
- 71
- 31
- 39
- 18
- 37
- 13
- 56
- 38
- 19
- 29
- 43
- 10
- 27
- 36
- 76
- 25
- 47
- 56
- 46
- 62
- 10
- 11
- 45
- 48
- 48
- 54
- 36
- 34
- 32
- 10
- 50
- 12
- 11
- 44
- 27
- 60
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths