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Add 45/75 and 3/21

45/75 + 3/21 is 26/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 21 is 525

    Next, find the equivalent fraction of both fractional numbers with denominator 525
  2. For the 1st fraction, since 75 × 7 = 525,
    45/75 = 45 × 7/75 × 7 = 315/525
  3. Likewise, for the 2nd fraction, since 21 × 25 = 525,
    3/21 = 3 × 25/21 × 25 = 75/525
  4. Add the two like fractions:
    315/525 + 75/525 = 315 + 75/525 = 390/525
  5. 390/525 simplified gives 26/35
  6. So, 45/75 + 3/21 = 26/35

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