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Add 84/7 and 6/90

1st number: 12 0/7, 2nd number: 6/90

84/7 + 6/90 is 181/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 90 is 630
  2. For the 1st fraction, since 7 × 90 = 630,
    84/7 = 84 × 90/7 × 90 = 7560/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    6/90 = 6 × 7/90 × 7 = 42/630
  4. Add the two fractions:
    7560/630 + 42/630 = 7560 + 42/630 = 7602/630
  5. 7602/630 simplified gives 181/15
  6. So, 84/7 + 6/90 = 181/15
    In mixed form: 121/15

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