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Add 3/7 and 5/90

3/7 + 5/90 is 61/126.

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,
    3/7 = 3 × 90/7 × 90 = 270/630
  3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
    5/90 = 5 × 7/90 × 7 = 35/630
  4. Add the two fractions:
    270/630 + 35/630 = 270 + 35/630 = 305/630
  5. After reducing the fraction, the answer is 61/126

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