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Add 56/90 and 15/63

56/90 + 15/63 is 271/315.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 63 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 90 × 7 = 630,
    56/90 = 56 × 7/90 × 7 = 392/630
  3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
    15/63 = 15 × 10/63 × 10 = 150/630
  4. Add the two like fractions:
    392/630 + 150/630 = 392 + 150/630 = 542/630
  5. 542/630 simplified gives 271/315
  6. So, 56/90 + 15/63 = 271/315

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