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Add 7/49 and 12/72

7/49 + 12/72 is 13/42.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 3528
  2. For the 1st fraction, since 49 × 72 = 3528,
    7/49 = 7 × 72/49 × 72 = 504/3528
  3. Likewise, for the 2nd fraction, since 72 × 49 = 3528,
    12/72 = 12 × 49/72 × 49 = 588/3528
  4. Add the two like fractions:
    504/3528 + 588/3528 = 504 + 588/3528 = 1092/3528
  5. 1092/3528 simplified gives 13/42
  6. So, 7/49 + 12/72 = 13/42

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