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Add 7/8 and 9/84

7/8 + 9/84 is 55/56.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 8 × 21 = 168,
    7/8 = 7 × 21/8 × 21 = 147/168
  3. Likewise, for the 2nd fraction, since 84 × 2 = 168,
    9/84 = 9 × 2/84 × 2 = 18/168
  4. Add the two like fractions:
    147/168 + 18/168 = 147 + 18/168 = 165/168
  5. 165/168 simplified gives 55/56
  6. So, 7/8 + 9/84 = 55/56

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