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Add 7/25 and 9/21

7/25 + 9/21 is 124/175.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 21 is 525

    Next, find the equivalent fraction of both fractional numbers with denominator 525
  2. For the 1st fraction, since 25 × 21 = 525,
    7/25 = 7 × 21/25 × 21 = 147/525
  3. Likewise, for the 2nd fraction, since 21 × 25 = 525,
    9/21 = 9 × 25/21 × 25 = 225/525
  4. Add the two like fractions:
    147/525 + 225/525 = 147 + 225/525 = 372/525
  5. 372/525 simplified gives 124/175
  6. So, 7/25 + 9/21 = 124/175

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