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Add 90/63 and 6/80

1st number: 1 27/63, 2nd number: 6/80

90/63 + 6/80 is 421/280.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 80 is 5040

    Next, find the equivalent fraction of both fractional numbers with denominator 5040
  2. For the 1st fraction, since 63 × 80 = 5040,
    90/63 = 90 × 80/63 × 80 = 7200/5040
  3. Likewise, for the 2nd fraction, since 80 × 63 = 5040,
    6/80 = 6 × 63/80 × 63 = 378/5040
  4. Add the two like fractions:
    7200/5040 + 378/5040 = 7200 + 378/5040 = 7578/5040
  5. 7578/5040 simplified gives 421/280
  6. So, 90/63 + 6/80 = 421/280
    In mixed form: 1141/280

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