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
- 1.61 − 14 =
- 2.73 − 26 =
- 3.98 − 71 =
- 4.70 − 32 =
- 5.53 − 15 =
- 6.92 − 33 =
- 7.79 − 18 =
- 8.88 − 52 =
- 9.80 − 19 =
- 10.66 − 28 =
- 11.96 − 46 =
- 12.73 − 28 =
- 13.82 − 23 =
- 14.92 − 41 =
- 15.91 − 36 =
- 16.66 − 44 =
- 17.80 − 59 =
- 18.80 − 58 =
- 19.83 − 59 =
- 20.88 − 56 =
- 21.63 − 18 =
- 22.65 − 33 =
- 23.65 − 32 =
- 24.56 − 39 =
- 25.55 − 28 =
- 26.74 − 32 =
- 27.93 − 17 =
- 28.60 − 41 =
- 29.85 − 43 =
- 30.73 − 41 =
- 31.61 − 21 =
- 32.85 − 34 =
- 33.63 − 35 =
- 34.68 − 26 =
- 35.67 − 21 =
- 36.52 − 17 =
- 37.64 − 23 =
- 38.61 − 41 =
- 39.99 − 51 =
- 40.88 − 31 =
Answer key
- 47
- 47
- 27
- 38
- 38
- 59
- 61
- 36
- 61
- 38
- 50
- 45
- 59
- 51
- 55
- 22
- 21
- 22
- 24
- 32
- 45
- 32
- 33
- 17
- 27
- 42
- 76
- 19
- 42
- 32
- 40
- 51
- 28
- 42
- 46
- 35
- 41
- 20
- 48
- 57
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths