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Add 20/8 and 42/84

1st number: 2 4/8, 2nd number: 42/84

20/8 + 42/84 is 3/1.

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,
    20/8 = 20 × 21/8 × 21 = 420/168
  3. Likewise, for the 2nd fraction, since 84 × 2 = 168,
    42/84 = 42 × 2/84 × 2 = 84/168
  4. Add the two like fractions:
    420/168 + 84/168 = 420 + 84/168 = 504/168
  5. 504/168 simplified gives 3/1
  6. So, 20/8 + 42/84 = 3/1

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