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
- 1.79 − 68 =
- 2.93 − 48 =
- 3.93 − 76 =
- 4.90 − 21 =
- 5.91 − 74 =
- 6.81 − 37 =
- 7.86 − 23 =
- 8.97 − 35 =
- 9.87 − 22 =
- 10.76 − 15 =
- 11.82 − 32 =
- 12.67 − 38 =
- 13.57 − 38 =
- 14.68 − 56 =
- 15.99 − 72 =
- 16.78 − 42 =
- 17.95 − 19 =
- 18.94 − 52 =
- 19.88 − 32 =
- 20.71 − 33 =
- 21.63 − 41 =
- 22.74 − 59 =
- 23.98 − 76 =
- 24.77 − 28 =
- 25.74 − 38 =
- 26.97 − 66 =
- 27.92 − 62 =
- 28.96 − 75 =
- 29.54 − 34 =
- 30.80 − 67 =
- 31.78 − 46 =
- 32.95 − 25 =
- 33.64 − 22 =
- 34.92 − 71 =
- 35.66 − 56 =
- 36.72 − 37 =
- 37.58 − 12 =
- 38.80 − 45 =
- 39.96 − 43 =
- 40.66 − 34 =
Answer key
- 11
- 45
- 17
- 69
- 17
- 44
- 63
- 62
- 65
- 61
- 50
- 29
- 19
- 12
- 27
- 36
- 76
- 42
- 56
- 38
- 22
- 15
- 22
- 49
- 36
- 31
- 30
- 21
- 20
- 13
- 32
- 70
- 42
- 21
- 10
- 35
- 46
- 35
- 53
- 32
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths