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
- 1.86 − 55 =
- 2.80 − 51 =
- 3.92 − 44 =
- 4.53 − 21 =
- 5.87 − 74 =
- 6.88 − 14 =
- 7.80 − 21 =
- 8.53 − 17 =
- 9.99 − 61 =
- 10.56 − 33 =
- 11.97 − 16 =
- 12.55 − 41 =
- 13.70 − 18 =
- 14.77 − 27 =
- 15.55 − 34 =
- 16.95 − 71 =
- 17.81 − 32 =
- 18.70 − 55 =
- 19.64 − 14 =
- 20.94 − 59 =
- 21.69 − 41 =
- 22.54 − 26 =
- 23.82 − 19 =
- 24.67 − 14 =
- 25.78 − 21 =
- 26.65 − 19 =
- 27.56 − 45 =
- 28.61 − 51 =
- 29.93 − 55 =
- 30.96 − 81 =
- 31.89 − 76 =
- 32.84 − 22 =
- 33.53 − 22 =
- 34.66 − 32 =
- 35.58 − 39 =
- 36.99 − 66 =
- 37.70 − 15 =
- 38.65 − 15 =
- 39.70 − 14 =
- 40.56 − 25 =
Answer key
- 31
- 29
- 48
- 32
- 13
- 74
- 59
- 36
- 38
- 23
- 81
- 14
- 52
- 50
- 21
- 24
- 49
- 15
- 50
- 35
- 28
- 28
- 63
- 53
- 57
- 46
- 11
- 10
- 38
- 15
- 13
- 62
- 31
- 34
- 19
- 33
- 55
- 50
- 56
- 31
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths