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Add 48/18 and 21/84

1st number: 2 12/18, 2nd number: 21/84

48/18 + 21/84 is 35/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 84 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 18 × 14 = 252,
    48/18 = 48 × 14/18 × 14 = 672/252
  3. Likewise, for the 2nd fraction, since 84 × 3 = 252,
    21/84 = 21 × 3/84 × 3 = 63/252
  4. Add the two like fractions:
    672/252 + 63/252 = 672 + 63/252 = 735/252
  5. 735/252 simplified gives 35/12
  6. So, 48/18 + 21/84 = 35/12
    In mixed form: 211/12

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