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Add 54/56 and 30/70

54/56 + 30/70 is 39/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 70 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 56 × 5 = 280,
    54/56 = 54 × 5/56 × 5 = 270/280
  3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
    30/70 = 30 × 4/70 × 4 = 120/280
  4. Add the two like fractions:
    270/280 + 120/280 = 270 + 120/280 = 390/280
  5. 390/280 simplified gives 39/28
  6. So, 54/56 + 30/70 = 39/28
    In mixed form: 111/28

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