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Add 40/60 and 21/54

40/60 + 21/54 is 19/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 54 is 540

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 60 × 9 = 540,
    40/60 = 40 × 9/60 × 9 = 360/540
  3. Likewise, for the 2nd fraction, since 54 × 10 = 540,
    21/54 = 21 × 10/54 × 10 = 210/540
  4. Add the two like fractions:
    360/540 + 210/540 = 360 + 210/540 = 570/540
  5. 570/540 simplified gives 19/18
  6. So, 40/60 + 21/54 = 19/18
    In mixed form: 11/18

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