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Add 50/75 and 21/84

50/75 + 21/84 is 11/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 84 is 2100

    Next, find the equivalent fraction of both fractional numbers with denominator 2100
  2. For the 1st fraction, since 75 × 28 = 2100,
    50/75 = 50 × 28/75 × 28 = 1400/2100
  3. Likewise, for the 2nd fraction, since 84 × 25 = 2100,
    21/84 = 21 × 25/84 × 25 = 525/2100
  4. Add the two like fractions:
    1400/2100 + 525/2100 = 1400 + 525/2100 = 1925/2100
  5. 1925/2100 simplified gives 11/12
  6. So, 50/75 + 21/84 = 11/12

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