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Add 90/14 and 5/15

1st number: 6 6/14, 2nd number: 5/15

90/14 + 5/15 is 142/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 15 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 14 × 15 = 210,
    90/14 = 90 × 15/14 × 15 = 1350/210
  3. Likewise, for the 2nd fraction, since 15 × 14 = 210,
    5/15 = 5 × 14/15 × 14 = 70/210
  4. Add the two like fractions:
    1350/210 + 70/210 = 1350 + 70/210 = 1420/210
  5. 1420/210 simplified gives 142/21
  6. So, 90/14 + 5/15 = 142/21
    In mixed form: 616/21

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