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Add 3/21 and 2/25

3/21 + 2/25 is 39/175.

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,
    3/21 = 3 × 25/21 × 25 = 75/525
  3. Likewise, for the 2nd fraction, since 25 × 21 = 525,
    2/25 = 2 × 21/25 × 21 = 42/525
  4. Add the two like fractions:
    75/525 + 42/525 = 75 + 42/525 = 117/525
  5. 117/525 simplified gives 39/175
  6. So, 3/21 + 2/25 = 39/175

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