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
- 1.63 − 35 =
- 2.53 − 41 =
- 3.93 − 41 =
- 4.65 − 27 =
- 5.67 − 39 =
- 6.63 − 51 =
- 7.60 − 45 =
- 8.73 − 44 =
- 9.82 − 66 =
- 10.79 − 26 =
- 11.53 − 16 =
- 12.85 − 44 =
- 13.54 − 27 =
- 14.95 − 76 =
- 15.98 − 77 =
- 16.60 − 37 =
- 17.87 − 59 =
- 18.87 − 35 =
- 19.68 − 39 =
- 20.70 − 35 =
- 21.61 − 27 =
- 22.65 − 14 =
- 23.82 − 51 =
- 24.69 − 51 =
- 25.70 − 45 =
- 26.64 − 38 =
- 27.93 − 55 =
- 28.55 − 32 =
- 29.64 − 36 =
- 30.59 − 19 =
- 31.52 − 18 =
- 32.70 − 33 =
- 33.78 − 67 =
- 34.86 − 58 =
- 35.53 − 36 =
- 36.88 − 67 =
- 37.52 − 33 =
- 38.67 − 54 =
- 39.90 − 27 =
- 40.56 − 27 =
Answer key
- 28
- 12
- 52
- 38
- 28
- 12
- 15
- 29
- 16
- 53
- 37
- 41
- 27
- 19
- 21
- 23
- 28
- 52
- 29
- 35
- 34
- 51
- 31
- 18
- 25
- 26
- 38
- 23
- 28
- 40
- 34
- 37
- 11
- 28
- 17
- 21
- 19
- 13
- 63
- 29
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths