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Add 1/28 and 20/75

1/28 + 20/75 is 127/420.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 75 is 2100
  2. For the 1st fraction, since 28 × 75 = 2100,
    1/28 = 1 × 75/28 × 75 = 75/2100
  3. Likewise, for the 2nd fraction, since 75 × 28 = 2100,
    20/75 = 20 × 28/75 × 28 = 560/2100
  4. Add the two fractions:
    75/2100 + 560/2100 = 75 + 560/2100 = 635/2100
  5. After reducing the fraction, the answer is 127/420

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