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 − 13 =
- 2.83 − 12 =
- 3.66 − 54 =
- 4.52 − 18 =
- 5.62 − 33 =
- 6.89 − 28 =
- 7.87 − 56 =
- 8.85 − 48 =
- 9.73 − 25 =
- 10.62 − 34 =
- 11.54 − 37 =
- 12.94 − 63 =
- 13.60 − 32 =
- 14.64 − 25 =
- 15.74 − 12 =
- 16.72 − 61 =
- 17.69 − 47 =
- 18.88 − 32 =
- 19.62 − 16 =
- 20.91 − 61 =
- 21.82 − 51 =
- 22.60 − 21 =
- 23.78 − 63 =
- 24.77 − 65 =
- 25.61 − 18 =
- 26.75 − 25 =
- 27.57 − 24 =
- 28.55 − 26 =
- 29.67 − 15 =
- 30.70 − 18 =
- 31.94 − 17 =
- 32.95 − 78 =
- 33.74 − 51 =
- 34.54 − 42 =
- 35.67 − 12 =
- 36.64 − 46 =
- 37.77 − 48 =
- 38.94 − 67 =
- 39.75 − 62 =
- 40.56 − 16 =
Answer key
- 50
- 71
- 12
- 34
- 29
- 61
- 31
- 37
- 48
- 28
- 17
- 31
- 28
- 39
- 62
- 11
- 22
- 56
- 46
- 30
- 31
- 39
- 15
- 12
- 43
- 50
- 33
- 29
- 52
- 52
- 77
- 17
- 23
- 12
- 55
- 18
- 29
- 27
- 13
- 40
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths