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Add 5/8 and 42/84

5/8 + 42/84 is 9/8.

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,
    5/8 = 5 × 21/8 × 21 = 105/168
  3. Likewise, for the 2nd fraction, since 84 × 2 = 168,
    42/84 = 42 × 2/84 × 2 = 84/168
  4. Add the two like fractions:
    105/168 + 84/168 = 105 + 84/168 = 189/168
  5. 189/168 simplified gives 9/8
  6. So, 5/8 + 42/84 = 9/8
    In mixed form: 11/8

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