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Add 5/25 and 9/21

5/25 + 9/21 is 22/35.

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,
    5/25 = 5 × 21/25 × 21 = 105/525
  3. Likewise, for the 2nd fraction, since 21 × 25 = 525,
    9/21 = 9 × 25/21 × 25 = 225/525
  4. Add the two like fractions:
    105/525 + 225/525 = 105 + 225/525 = 330/525
  5. 330/525 simplified gives 22/35
  6. So, 5/25 + 9/21 = 22/35

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