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Add 8/7 and 84/90

1st number: 1 1/7, 2nd number: 84/90

8/7 + 84/90 is 218/105.

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,
    8/7 = 8 × 90/7 × 90 = 720/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    84/90 = 84 × 7/90 × 7 = 588/630
  4. Add the two fractions:
    720/630 + 588/630 = 720 + 588/630 = 1308/630
  5. After reducing the fraction, the answer is 218/105
  6. In mixed form: 28/105

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