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Add 90/16 and 20/84

1st number: 5 10/16, 2nd number: 20/84

90/16 + 20/84 is 985/168.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 84 is 336

    Next, find the equivalent fraction of both fractional numbers with denominator 336
  2. For the 1st fraction, since 16 × 21 = 336,
    90/16 = 90 × 21/16 × 21 = 1890/336
  3. Likewise, for the 2nd fraction, since 84 × 4 = 336,
    20/84 = 20 × 4/84 × 4 = 80/336
  4. Add the two like fractions:
    1890/336 + 80/336 = 1890 + 80/336 = 1970/336
  5. 1970/336 simplified gives 985/168
  6. So, 90/16 + 20/84 = 985/168
    In mixed form: 5145/168

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