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Add 15/54 and 63/7

1st number: 15/54, 2nd number: 9 0/7

15/54 + 63/7 is 167/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 7 is 378

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 54 × 7 = 378,
    15/54 = 15 × 7/54 × 7 = 105/378
  3. Likewise, for the 2nd fraction, since 7 × 54 = 378,
    63/7 = 63 × 54/7 × 54 = 3402/378
  4. Add the two like fractions:
    105/378 + 3402/378 = 105 + 3402/378 = 3507/378
  5. 3507/378 simplified gives 167/18
  6. So, 15/54 + 63/7 = 167/18
    In mixed form: 95/18

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