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Add 7/84 and 2/30

7/84 + 2/30 is 3/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 30 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 84 × 5 = 420,
    7/84 = 7 × 5/84 × 5 = 35/420
  3. Likewise, for the 2nd fraction, since 30 × 14 = 420,
    2/30 = 2 × 14/30 × 14 = 28/420
  4. Add the two like fractions:
    35/420 + 28/420 = 35 + 28/420 = 63/420
  5. 63/420 simplified gives 3/20
  6. So, 7/84 + 2/30 = 3/20

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