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Add 30/75 and 10/21

30/75 + 10/21 is 92/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 21 is 525
  2. For the 1st fraction, since 75 × 7 = 525,
    30/75 = 30 × 7/75 × 7 = 210/525
  3. Likewise, for the 2nd fraction, since 21 × 25 = 525,
    10/21 = 10 × 25/21 × 25 = 250/525
  4. Add the two fractions:
    210/525 + 250/525 = 210 + 250/525 = 460/525
  5. 460/525 simplified gives 92/105
  6. So, 30/75 + 10/21 = 92/105

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