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
- 1.94 − 24 =
- 2.92 − 79 =
- 3.52 − 27 =
- 4.62 − 14 =
- 5.52 − 35 =
- 6.64 − 22 =
- 7.72 − 25 =
- 8.69 − 55 =
- 9.59 − 37 =
- 10.98 − 23 =
- 11.92 − 17 =
- 12.83 − 68 =
- 13.57 − 29 =
- 14.74 − 34 =
- 15.68 − 23 =
- 16.63 − 33 =
- 17.70 − 31 =
- 18.94 − 79 =
- 19.60 − 41 =
- 20.84 − 36 =
- 21.70 − 51 =
- 22.90 − 44 =
- 23.87 − 58 =
- 24.69 − 51 =
- 25.91 − 48 =
- 26.94 − 69 =
- 27.66 − 21 =
- 28.56 − 45 =
- 29.91 − 34 =
- 30.63 − 26 =
- 31.73 − 47 =
- 32.74 − 56 =
- 33.73 − 21 =
- 34.93 − 38 =
- 35.60 − 14 =
- 36.65 − 31 =
- 37.57 − 17 =
- 38.92 − 35 =
- 39.94 − 32 =
- 40.91 − 67 =
Answer key
- 70
- 13
- 25
- 48
- 17
- 42
- 47
- 14
- 22
- 75
- 75
- 15
- 28
- 40
- 45
- 30
- 39
- 15
- 19
- 48
- 19
- 46
- 29
- 18
- 43
- 25
- 45
- 11
- 57
- 37
- 26
- 18
- 52
- 55
- 46
- 34
- 40
- 57
- 62
- 24
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths