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Add 28/20 and 70/27

1st number: 1 8/20, 2nd number: 2 16/27

28/20 + 70/27 is 539/135.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 27 is 540

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 20 × 27 = 540,
    28/20 = 28 × 27/20 × 27 = 756/540
  3. Likewise, for the 2nd fraction, since 27 × 20 = 540,
    70/27 = 70 × 20/27 × 20 = 1400/540
  4. Add the two like fractions:
    756/540 + 1400/540 = 756 + 1400/540 = 2156/540
  5. 2156/540 simplified gives 539/135
  6. So, 28/20 + 70/27 = 539/135
    In mixed form: 3134/135

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