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Add 15/16 and 35/54

15/16 + 35/54 is 685/432.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 54 is 432
  2. For the 1st fraction, since 16 × 27 = 432,
    15/16 = 15 × 27/16 × 27 = 405/432
  3. Likewise, for the 2nd fraction, since 54 × 8 = 432,
    35/54 = 35 × 8/54 × 8 = 280/432
  4. Add the two fractions:
    405/432 + 280/432 = 405 + 280/432 = 685/432
  5. In mixed form: 1253/432

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