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Add 40/7 and 28/54

1st number: 5 5/7, 2nd number: 28/54

40/7 + 28/54 is 1178/189.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 378
  2. For the 1st fraction, since 7 × 54 = 378,
    40/7 = 40 × 54/7 × 54 = 2160/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    28/54 = 28 × 7/54 × 7 = 196/378
  4. Add the two like fractions:
    2160/378 + 196/378 = 2160 + 196/378 = 2356/378
  5. 2356/378 simplified gives 1178/189
  6. So, 40/7 + 28/54 = 1178/189
    In mixed form: 644/189

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