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
- 1.88 − 13 =
- 2.52 − 21 =
- 3.69 − 39 =
- 4.76 − 65 =
- 5.90 − 64 =
- 6.86 − 37 =
- 7.53 − 22 =
- 8.70 − 36 =
- 9.77 − 43 =
- 10.80 − 36 =
- 11.54 − 43 =
- 12.79 − 32 =
- 13.92 − 81 =
- 14.99 − 54 =
- 15.68 − 34 =
- 16.58 − 16 =
- 17.64 − 18 =
- 18.72 − 42 =
- 19.55 − 31 =
- 20.91 − 66 =
- 21.57 − 44 =
- 22.72 − 38 =
- 23.99 − 72 =
- 24.75 − 14 =
- 25.95 − 19 =
- 26.79 − 41 =
- 27.58 − 28 =
- 28.52 − 34 =
- 29.54 − 17 =
- 30.77 − 21 =
- 31.75 − 65 =
- 32.60 − 48 =
- 33.62 − 25 =
- 34.63 − 52 =
- 35.92 − 21 =
- 36.74 − 51 =
- 37.54 − 28 =
- 38.70 − 57 =
- 39.62 − 18 =
- 40.68 − 26 =
Answer key
- 75
- 31
- 30
- 11
- 26
- 49
- 31
- 34
- 34
- 44
- 11
- 47
- 11
- 45
- 34
- 42
- 46
- 30
- 24
- 25
- 13
- 34
- 27
- 61
- 76
- 38
- 30
- 18
- 37
- 56
- 10
- 12
- 37
- 11
- 71
- 23
- 26
- 13
- 44
- 42
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths