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Add 3/90 and 80/7

1st number: 3/90, 2nd number: 11 3/7

3/90 + 80/7 is 2407/210.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 7 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 90 × 7 = 630,
    3/90 = 3 × 7/90 × 7 = 21/630
  3. Likewise, for the 2nd fraction, since 7 × 90 = 630,
    80/7 = 80 × 90/7 × 90 = 7200/630
  4. Add the two like fractions:
    21/630 + 7200/630 = 21 + 7200/630 = 7221/630
  5. 7221/630 simplified gives 2407/210
  6. So, 3/90 + 80/7 = 2407/210
    In mixed form: 1197/210

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