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
- 1.86 − 64 =
- 2.93 − 39 =
- 3.68 − 15 =
- 4.92 − 81 =
- 5.69 − 23 =
- 6.95 − 39 =
- 7.58 − 45 =
- 8.91 − 38 =
- 9.70 − 22 =
- 10.94 − 23 =
- 11.75 − 32 =
- 12.95 − 21 =
- 13.95 − 54 =
- 14.93 − 47 =
- 15.72 − 35 =
- 16.67 − 22 =
- 17.58 − 42 =
- 18.84 − 51 =
- 19.85 − 69 =
- 20.74 − 64 =
- 21.82 − 12 =
- 22.76 − 45 =
- 23.80 − 24 =
- 24.76 − 58 =
- 25.70 − 53 =
- 26.64 − 46 =
- 27.52 − 21 =
- 28.99 − 53 =
- 29.60 − 38 =
- 30.65 − 52 =
- 31.88 − 63 =
- 32.62 − 33 =
- 33.93 − 51 =
- 34.66 − 16 =
- 35.70 − 12 =
- 36.83 − 16 =
- 37.78 − 14 =
- 38.70 − 39 =
- 39.54 − 25 =
- 40.84 − 14 =
Answer key
- 22
- 54
- 53
- 11
- 46
- 56
- 13
- 53
- 48
- 71
- 43
- 74
- 41
- 46
- 37
- 45
- 16
- 33
- 16
- 10
- 70
- 31
- 56
- 18
- 17
- 18
- 31
- 46
- 22
- 13
- 25
- 29
- 42
- 50
- 58
- 67
- 64
- 31
- 29
- 70
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths