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Add 21/50 and 9/21

21/50 + 9/21 is 297/350.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 21 is 1050

    Next, find the equivalent fraction of both fractional numbers with denominator 1050
  2. For the 1st fraction, since 50 × 21 = 1050,
    21/50 = 21 × 21/50 × 21 = 441/1050
  3. Likewise, for the 2nd fraction, since 21 × 50 = 1050,
    9/21 = 9 × 50/21 × 50 = 450/1050
  4. Add the two like fractions:
    441/1050 + 450/1050 = 441 + 450/1050 = 891/1050
  5. 891/1050 simplified gives 297/350
  6. So, 21/50 + 9/21 = 297/350

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