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Add 9/7 and 1/90

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

9/7 + 1/90 is 817/630.

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,
    9/7 = 9 × 90/7 × 90 = 810/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    1/90 = 1 × 7/90 × 7 = 7/630
  4. Add the two fractions:
    810/630 + 7/630 = 810 + 7/630 = 817/630
  5. In mixed form: 1187/630

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