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
- 1.75 − 17 =
- 2.57 − 22 =
- 3.79 − 47 =
- 4.55 − 41 =
- 5.62 − 44 =
- 6.61 − 33 =
- 7.80 − 21 =
- 8.71 − 56 =
- 9.85 − 55 =
- 10.99 − 44 =
- 11.57 − 28 =
- 12.77 − 31 =
- 13.86 − 74 =
- 14.74 − 25 =
- 15.72 − 51 =
- 16.67 − 45 =
- 17.92 − 45 =
- 18.65 − 12 =
- 19.82 − 22 =
- 20.53 − 12 =
- 21.70 − 17 =
- 22.63 − 42 =
- 23.83 − 71 =
- 24.52 − 12 =
- 25.78 − 23 =
- 26.63 − 21 =
- 27.57 − 29 =
- 28.55 − 17 =
- 29.65 − 44 =
- 30.58 − 31 =
- 31.96 − 39 =
- 32.56 − 16 =
- 33.71 − 48 =
- 34.92 − 81 =
- 35.60 − 41 =
- 36.87 − 45 =
- 37.70 − 21 =
- 38.67 − 26 =
- 39.57 − 18 =
- 40.88 − 29 =
Answer key
- 58
- 35
- 32
- 14
- 18
- 28
- 59
- 15
- 30
- 55
- 29
- 46
- 12
- 49
- 21
- 22
- 47
- 53
- 60
- 41
- 53
- 21
- 12
- 40
- 55
- 42
- 28
- 38
- 21
- 27
- 57
- 40
- 23
- 11
- 19
- 42
- 49
- 41
- 39
- 59
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths