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Add 30/75 and 20/28

30/75 + 20/28 is 39/35.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 2100
  2. For the 1st fraction, since 75 × 28 = 2100,
    30/75 = 30 × 28/75 × 28 = 840/2100
  3. Likewise, for the 2nd fraction, since 28 × 75 = 2100,
    20/28 = 20 × 75/28 × 75 = 1500/2100
  4. Add the two like fractions:
    840/2100 + 1500/2100 = 840 + 1500/2100 = 2340/2100
  5. 2340/2100 simplified gives 39/35
  6. So, 30/75 + 20/28 = 39/35
    In mixed form: 14/35

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