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
- 1.86 − 31 =
- 2.54 − 29 =
- 3.56 − 14 =
- 4.77 − 45 =
- 5.71 − 46 =
- 6.52 − 33 =
- 7.64 − 15 =
- 8.79 − 67 =
- 9.54 − 25 =
- 10.96 − 42 =
- 11.69 − 42 =
- 12.94 − 17 =
- 13.99 − 22 =
- 14.59 − 24 =
- 15.52 − 19 =
- 16.88 − 75 =
- 17.70 − 29 =
- 18.52 − 31 =
- 19.88 − 68 =
- 20.80 − 43 =
- 21.74 − 21 =
- 22.86 − 37 =
- 23.67 − 36 =
- 24.72 − 27 =
- 25.79 − 27 =
- 26.62 − 22 =
- 27.90 − 54 =
- 28.57 − 45 =
- 29.72 − 44 =
- 30.54 − 36 =
- 31.74 − 64 =
- 32.64 − 31 =
- 33.52 − 13 =
- 34.86 − 26 =
- 35.76 − 49 =
- 36.59 − 36 =
- 37.55 − 17 =
- 38.74 − 13 =
- 39.85 − 66 =
- 40.52 − 15 =
Answer key
- 55
- 25
- 42
- 32
- 25
- 19
- 49
- 12
- 29
- 54
- 27
- 77
- 77
- 35
- 33
- 13
- 41
- 21
- 20
- 37
- 53
- 49
- 31
- 45
- 52
- 40
- 36
- 12
- 28
- 18
- 10
- 33
- 39
- 60
- 27
- 23
- 38
- 61
- 19
- 37
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths