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Add 7/30 and 18/63

7/30 + 18/63 is 109/210.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 63 is 630
  2. For the 1st fraction, since 30 × 21 = 630,
    7/30 = 7 × 21/30 × 21 = 147/630
  3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
    18/63 = 18 × 10/63 × 10 = 180/630
  4. Add the two fractions:
    147/630 + 180/630 = 147 + 180/630 = 327/630
  5. After reducing the fraction, the answer is 109/210

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