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Add 5/28 and 90/72

1st number: 5/28, 2nd number: 1 18/72

5/28 + 90/72 is 10/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 72 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 28 × 18 = 504,
    5/28 = 5 × 18/28 × 18 = 90/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    90/72 = 90 × 7/72 × 7 = 630/504
  4. Add the two like fractions:
    90/504 + 630/504 = 90 + 630/504 = 720/504
  5. 720/504 simplified gives 10/7
  6. So, 5/28 + 90/72 = 10/7
    In mixed form: 13/7

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