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Add 27/30 and 90/63

1st number: 27/30, 2nd number: 1 27/63

27/30 + 90/63 is 163/70.

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,
    27/30 = 27 × 21/30 × 21 = 567/630
  3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
    90/63 = 90 × 10/63 × 10 = 900/630
  4. Add the two fractions:
    567/630 + 900/630 = 567 + 900/630 = 1467/630
  5. 1467/630 simplified gives 163/70
  6. So, 27/30 + 90/63 = 163/70
    In mixed form: 223/70

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