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Add 8/63 and 27/70

8/63 + 27/70 is 323/630.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 70 is 630
  2. For the 1st fraction, since 63 × 10 = 630,
    8/63 = 8 × 10/63 × 10 = 80/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    27/70 = 27 × 9/70 × 9 = 243/630
  4. Add the two fractions:
    80/630 + 243/630 = 80 + 243/630 = 323/630

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