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Add 8/30 and 70/84

8/30 + 70/84 is 11/10.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 30 × 14 = 420,
    8/30 = 8 × 14/30 × 14 = 112/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    70/84 = 70 × 5/84 × 5 = 350/420
  4. Add the two like fractions:
    112/420 + 350/420 = 112 + 350/420 = 462/420
  5. 462/420 simplified gives 11/10
  6. So, 8/30 + 70/84 = 11/10
    In mixed form: 11/10

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