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Add 14/20 and 42/54

14/20 + 42/54 is 133/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 54 is 540

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 20 × 27 = 540,
    14/20 = 14 × 27/20 × 27 = 378/540
  3. Likewise, for the 2nd fraction, since 54 × 10 = 540,
    42/54 = 42 × 10/54 × 10 = 420/540
  4. Add the two like fractions:
    378/540 + 420/540 = 378 + 420/540 = 798/540
  5. 798/540 simplified gives 133/90
  6. So, 14/20 + 42/54 = 133/90
    In mixed form: 143/90

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