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Add 28/7 and 63/54

1st number: 4 0/7, 2nd number: 1 9/54

28/7 + 63/54 is 31/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 54 is 378
  2. For the 1st fraction, since 7 × 54 = 378,
    28/7 = 28 × 54/7 × 54 = 1512/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    63/54 = 63 × 7/54 × 7 = 441/378
  4. Add the two fractions:
    1512/378 + 441/378 = 1512 + 441/378 = 1953/378
  5. After reducing the fraction, the answer is 31/6
  6. In mixed form: 51/6

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