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Add 15/21 and 5/50

15/21 + 5/50 is 57/70.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 1050
  2. For the 1st fraction, since 21 × 50 = 1050,
    15/21 = 15 × 50/21 × 50 = 750/1050
  3. Likewise, for the 2nd fraction, since 50 × 21 = 1050,
    5/50 = 5 × 21/50 × 21 = 105/1050
  4. Add the two like fractions:
    750/1050 + 105/1050 = 750 + 105/1050 = 855/1050
  5. 855/1050 simplified gives 57/70
  6. So, 15/21 + 5/50 = 57/70

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