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Add 16/21 and 9/25

16/21 + 9/25 is 589/525.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 525
  2. For the 1st fraction, since 21 × 25 = 525,
    16/21 = 16 × 25/21 × 25 = 400/525
  3. Likewise, for the 2nd fraction, since 25 × 21 = 525,
    9/25 = 9 × 21/25 × 21 = 189/525
  4. Add the two like fractions:
    400/525 + 189/525 = 400 + 189/525 = 589/525
  5. So, 16/21 + 9/25 = 589/525
    In mixed form: 164/525

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