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Add 28/70 and 10/84

28/70 + 10/84 is 109/210.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 70 × 6 = 420,
    28/70 = 28 × 6/70 × 6 = 168/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    10/84 = 10 × 5/84 × 5 = 50/420
  4. Add the two like fractions:
    168/420 + 50/420 = 168 + 50/420 = 218/420
  5. 218/420 simplified gives 109/210
  6. So, 28/70 + 10/84 = 109/210

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