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Add 10/54 and 42/63

10/54 + 42/63 is 23/27.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 63 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 54 × 7 = 378,
    10/54 = 10 × 7/54 × 7 = 70/378
  3. Likewise, for the 2nd fraction, since 63 × 6 = 378,
    42/63 = 42 × 6/63 × 6 = 252/378
  4. Add the two like fractions:
    70/378 + 252/378 = 70 + 252/378 = 322/378
  5. 322/378 simplified gives 23/27
  6. So, 10/54 + 42/63 = 23/27

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