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Add 15/28 and 20/75

15/28 + 20/75 is 337/420.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 75 is 2100

    Next, find the equivalent fraction of both fractional numbers with denominator 2100
  2. For the 1st fraction, since 28 × 75 = 2100,
    15/28 = 15 × 75/28 × 75 = 1125/2100
  3. Likewise, for the 2nd fraction, since 75 × 28 = 2100,
    20/75 = 20 × 28/75 × 28 = 560/2100
  4. Add the two like fractions:
    1125/2100 + 560/2100 = 1125 + 560/2100 = 1685/2100
  5. 1685/2100 simplified gives 337/420
  6. So, 15/28 + 20/75 = 337/420

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