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Add 84/90 and 15/16

84/90 + 15/16 is 449/240.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 16 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 90 × 8 = 720,
    84/90 = 84 × 8/90 × 8 = 672/720
  3. Likewise, for the 2nd fraction, since 16 × 45 = 720,
    15/16 = 15 × 45/16 × 45 = 675/720
  4. Add the two like fractions:
    672/720 + 675/720 = 672 + 675/720 = 1347/720
  5. 1347/720 simplified gives 449/240
  6. So, 84/90 + 15/16 = 449/240
    In mixed form: 1209/240

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