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Add 42/72 and 18/49

42/72 + 18/49 is 559/588.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 49 is 3528

    Next, find the equivalent fraction of both fractional numbers with denominator 3528
  2. For the 1st fraction, since 72 × 49 = 3528,
    42/72 = 42 × 49/72 × 49 = 2058/3528
  3. Likewise, for the 2nd fraction, since 49 × 72 = 3528,
    18/49 = 18 × 72/49 × 72 = 1296/3528
  4. Add the two like fractions:
    2058/3528 + 1296/3528 = 2058 + 1296/3528 = 3354/3528
  5. 3354/3528 simplified gives 559/588
  6. So, 42/72 + 18/49 = 559/588

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