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Add 21/54 and 49/16

1st number: 21/54, 2nd number: 3 1/16

21/54 + 49/16 is 497/144.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 16 is 432

    Next, find the equivalent fraction of both fractional numbers with denominator 432
  2. For the 1st fraction, since 54 × 8 = 432,
    21/54 = 21 × 8/54 × 8 = 168/432
  3. Likewise, for the 2nd fraction, since 16 × 27 = 432,
    49/16 = 49 × 27/16 × 27 = 1323/432
  4. Add the two like fractions:
    168/432 + 1323/432 = 168 + 1323/432 = 1491/432
  5. 1491/432 simplified gives 497/144
  6. So, 21/54 + 49/16 = 497/144
    In mixed form: 365/144

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