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Add 81/7 and 2/90

1st number: 11 4/7, 2nd number: 2/90

81/7 + 2/90 is 3652/315.

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,
    81/7 = 81 × 90/7 × 90 = 7290/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    2/90 = 2 × 7/90 × 7 = 14/630
  4. Add the two fractions:
    7290/630 + 14/630 = 7290 + 14/630 = 7304/630
  5. 7304/630 simplified gives 3652/315
  6. So, 81/7 + 2/90 = 3652/315
    In mixed form: 11187/315

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