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Add 90/15 and 2/28

1st number: 6 0/15, 2nd number: 2/28

90/15 + 2/28 is 85/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 28 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 15 × 28 = 420,
    90/15 = 90 × 28/15 × 28 = 2520/420
  3. Likewise, for the 2nd fraction, since 28 × 15 = 420,
    2/28 = 2 × 15/28 × 15 = 30/420
  4. Add the two like fractions:
    2520/420 + 30/420 = 2520 + 30/420 = 2550/420
  5. 2550/420 simplified gives 85/14
  6. So, 90/15 + 2/28 = 85/14
    In mixed form: 61/14

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