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 − 63 =
- 2.62 − 49 =
- 3.58 − 26 =
- 4.73 − 38 =
- 5.65 − 55 =
- 6.70 − 21 =
- 7.64 − 42 =
- 8.66 − 12 =
- 9.82 − 43 =
- 10.87 − 74 =
- 11.79 − 34 =
- 12.52 − 37 =
- 13.73 − 56 =
- 14.90 − 42 =
- 15.84 − 32 =
- 16.85 − 39 =
- 17.63 − 33 =
- 18.99 − 59 =
- 19.55 − 38 =
- 20.74 − 55 =
- 21.53 − 23 =
- 22.90 − 23 =
- 23.97 − 36 =
- 24.76 − 44 =
- 25.87 − 12 =
- 26.78 − 41 =
- 27.68 − 23 =
- 28.53 − 29 =
- 29.87 − 14 =
- 30.76 − 21 =
- 31.82 − 21 =
- 32.73 − 46 =
- 33.61 − 43 =
- 34.96 − 49 =
- 35.61 − 24 =
- 36.79 − 31 =
- 37.67 − 22 =
- 38.76 − 28 =
- 39.93 − 83 =
- 40.77 − 61 =
Answer key
- 12
- 13
- 32
- 35
- 10
- 49
- 22
- 54
- 39
- 13
- 45
- 15
- 17
- 48
- 52
- 46
- 30
- 40
- 17
- 19
- 30
- 67
- 61
- 32
- 75
- 37
- 45
- 24
- 73
- 55
- 61
- 27
- 18
- 47
- 37
- 48
- 45
- 48
- 10
- 16
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths