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Add 28/72 and 7/18

28/72 + 7/18 is 7/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 18 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 72 × 1 = 72,
    28/72 = 28 × 1/72 × 1 = 28/72
  3. Likewise, for the 2nd fraction, since 18 × 4 = 72,
    7/18 = 7 × 4/18 × 4 = 28/72
  4. Add the two like fractions:
    28/72 + 28/72 = 28 + 28/72 = 56/72
  5. 56/72 simplified gives 7/9
  6. So, 28/72 + 7/18 = 7/9

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