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
- 1.65 − 35 =
- 2.52 − 15 =
- 3.93 − 82 =
- 4.71 − 58 =
- 5.70 − 55 =
- 6.89 − 14 =
- 7.57 − 29 =
- 8.63 − 32 =
- 9.53 − 12 =
- 10.60 − 48 =
- 11.91 − 29 =
- 12.99 − 56 =
- 13.69 − 12 =
- 14.60 − 27 =
- 15.67 − 24 =
- 16.78 − 44 =
- 17.68 − 45 =
- 18.73 − 49 =
- 19.90 − 79 =
- 20.93 − 16 =
- 21.99 − 66 =
- 22.60 − 31 =
- 23.97 − 71 =
- 24.61 − 38 =
- 25.88 − 17 =
- 26.84 − 22 =
- 27.96 − 55 =
- 28.82 − 48 =
- 29.61 − 41 =
- 30.64 − 33 =
- 31.80 − 49 =
- 32.80 − 43 =
- 33.99 − 71 =
- 34.75 − 18 =
- 35.89 − 75 =
- 36.98 − 88 =
- 37.61 − 31 =
- 38.83 − 61 =
- 39.54 − 17 =
- 40.70 − 41 =
Answer key
- 30
- 37
- 11
- 13
- 15
- 75
- 28
- 31
- 41
- 12
- 62
- 43
- 57
- 33
- 43
- 34
- 23
- 24
- 11
- 77
- 33
- 29
- 26
- 23
- 71
- 62
- 41
- 34
- 20
- 31
- 31
- 37
- 28
- 57
- 14
- 10
- 30
- 22
- 37
- 29
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths