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Add 30/84 and 1/70

30/84 + 1/70 is 13/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 70 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 84 × 5 = 420,
    30/84 = 30 × 5/84 × 5 = 150/420
  3. Likewise, for the 2nd fraction, since 70 × 6 = 420,
    1/70 = 1 × 6/70 × 6 = 6/420
  4. Add the two like fractions:
    150/420 + 6/420 = 150 + 6/420 = 156/420
  5. 156/420 simplified gives 13/35
  6. So, 30/84 + 1/70 = 13/35

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