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
- 1.70 − 52 =
- 2.66 − 21 =
- 3.92 − 77 =
- 4.93 − 38 =
- 5.86 − 16 =
- 6.74 − 13 =
- 7.99 − 58 =
- 8.87 − 41 =
- 9.57 − 33 =
- 10.64 − 21 =
- 11.64 − 15 =
- 12.77 − 36 =
- 13.65 − 19 =
- 14.91 − 38 =
- 15.67 − 21 =
- 16.85 − 41 =
- 17.90 − 42 =
- 18.59 − 15 =
- 19.96 − 45 =
- 20.63 − 53 =
- 21.76 − 41 =
- 22.53 − 22 =
- 23.85 − 21 =
- 24.94 − 29 =
- 25.79 − 31 =
- 26.59 − 22 =
- 27.81 − 16 =
- 28.82 − 35 =
- 29.55 − 29 =
- 30.86 − 76 =
- 31.55 − 44 =
- 32.92 − 49 =
- 33.58 − 14 =
- 34.69 − 24 =
- 35.84 − 17 =
- 36.65 − 41 =
- 37.81 − 23 =
- 38.56 − 21 =
- 39.95 − 37 =
- 40.92 − 36 =
Answer key
- 18
- 45
- 15
- 55
- 70
- 61
- 41
- 46
- 24
- 43
- 49
- 41
- 46
- 53
- 46
- 44
- 48
- 44
- 51
- 10
- 35
- 31
- 64
- 65
- 48
- 37
- 65
- 47
- 26
- 10
- 11
- 43
- 44
- 45
- 67
- 24
- 58
- 35
- 58
- 56
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths