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Add 20/30 and 2/28

20/30 + 2/28 is 31/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 28 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 30 × 14 = 420,
    20/30 = 20 × 14/30 × 14 = 280/420
  3. Likewise, for the 2nd fraction, since 28 × 15 = 420,
    2/28 = 2 × 15/28 × 15 = 30/420
  4. Add the two like fractions:
    280/420 + 30/420 = 280 + 30/420 = 310/420
  5. 310/420 simplified gives 31/42
  6. So, 20/30 + 2/28 = 31/42

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