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
- 1.91 − 73 =
- 2.85 − 29 =
- 3.86 − 48 =
- 4.76 − 14 =
- 5.93 − 38 =
- 6.75 − 14 =
- 7.86 − 17 =
- 8.53 − 31 =
- 9.63 − 23 =
- 10.60 − 46 =
- 11.75 − 42 =
- 12.89 − 41 =
- 13.99 − 78 =
- 14.78 − 54 =
- 15.69 − 41 =
- 16.86 − 64 =
- 17.72 − 13 =
- 18.55 − 14 =
- 19.80 − 34 =
- 20.60 − 37 =
- 21.85 − 31 =
- 22.65 − 17 =
- 23.52 − 15 =
- 24.73 − 23 =
- 25.89 − 46 =
- 26.67 − 43 =
- 27.66 − 31 =
- 28.91 − 54 =
- 29.93 − 62 =
- 30.94 − 32 =
- 31.90 − 69 =
- 32.64 − 39 =
- 33.99 − 51 =
- 34.64 − 22 =
- 35.87 − 69 =
- 36.75 − 33 =
- 37.82 − 53 =
- 38.55 − 12 =
- 39.76 − 63 =
- 40.82 − 31 =
Answer key
- 18
- 56
- 38
- 62
- 55
- 61
- 69
- 22
- 40
- 14
- 33
- 48
- 21
- 24
- 28
- 22
- 59
- 41
- 46
- 23
- 54
- 48
- 37
- 50
- 43
- 24
- 35
- 37
- 31
- 62
- 21
- 25
- 48
- 42
- 18
- 42
- 29
- 43
- 13
- 51
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths