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Add 21/50 and 36/84

21/50 + 36/84 is 297/350.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 84 is 2100

    Next, find the equivalent fraction of both fractional numbers with denominator 2100
  2. For the 1st fraction, since 50 × 42 = 2100,
    21/50 = 21 × 42/50 × 42 = 882/2100
  3. Likewise, for the 2nd fraction, since 84 × 25 = 2100,
    36/84 = 36 × 25/84 × 25 = 900/2100
  4. Add the two like fractions:
    882/2100 + 900/2100 = 882 + 900/2100 = 1782/2100
  5. 1782/2100 simplified gives 297/350
  6. So, 21/50 + 36/84 = 297/350

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