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Add 5/45 and 15/21

5/45 + 15/21 is 52/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 21 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 45 × 7 = 315,
    5/45 = 5 × 7/45 × 7 = 35/315
  3. Likewise, for the 2nd fraction, since 21 × 15 = 315,
    15/21 = 15 × 15/21 × 15 = 225/315
  4. Add the two like fractions:
    35/315 + 225/315 = 35 + 225/315 = 260/315
  5. 260/315 simplified gives 52/63
  6. So, 5/45 + 15/21 = 52/63

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