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Add 12/27 and 84/20

1st number: 12/27, 2nd number: 4 4/20

12/27 + 84/20 is 209/45.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 27 × 20 = 540,
    12/27 = 12 × 20/27 × 20 = 240/540
  3. Likewise, for the 2nd fraction, since 20 × 27 = 540,
    84/20 = 84 × 27/20 × 27 = 2268/540
  4. Add the two like fractions:
    240/540 + 2268/540 = 240 + 2268/540 = 2508/540
  5. 2508/540 simplified gives 209/45
  6. So, 12/27 + 84/20 = 209/45
    In mixed form: 429/45

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