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
- 1.56 − 27 =
- 2.56 − 46 =
- 3.66 − 35 =
- 4.90 − 24 =
- 5.55 − 22 =
- 6.86 − 68 =
- 7.77 − 17 =
- 8.85 − 18 =
- 9.83 − 29 =
- 10.80 − 41 =
- 11.57 − 31 =
- 12.69 − 51 =
- 13.82 − 63 =
- 14.88 − 65 =
- 15.95 − 83 =
- 16.52 − 17 =
- 17.55 − 14 =
- 18.80 − 54 =
- 19.99 − 49 =
- 20.61 − 35 =
- 21.97 − 31 =
- 22.74 − 39 =
- 23.57 − 43 =
- 24.73 − 36 =
- 25.71 − 13 =
- 26.67 − 48 =
- 27.53 − 35 =
- 28.98 − 35 =
- 29.76 − 57 =
- 30.93 − 34 =
- 31.54 − 37 =
- 32.89 − 25 =
- 33.80 − 15 =
- 34.65 − 13 =
- 35.72 − 39 =
- 36.75 − 23 =
- 37.93 − 45 =
- 38.64 − 54 =
- 39.53 − 31 =
- 40.94 − 47 =
Answer key
- 29
- 10
- 31
- 66
- 33
- 18
- 60
- 67
- 54
- 39
- 26
- 18
- 19
- 23
- 12
- 35
- 41
- 26
- 50
- 26
- 66
- 35
- 14
- 37
- 58
- 19
- 18
- 63
- 19
- 59
- 17
- 64
- 65
- 52
- 33
- 52
- 48
- 10
- 22
- 47
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths