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Add 3/84 and 4/8

3/84 + 4/8 is 15/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 8 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 84 × 2 = 168,
    3/84 = 3 × 2/84 × 2 = 6/168
  3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
    4/8 = 4 × 21/8 × 21 = 84/168
  4. Add the two like fractions:
    6/168 + 84/168 = 6 + 84/168 = 90/168
  5. 90/168 simplified gives 15/28
  6. So, 3/84 + 4/8 = 15/28

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