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Add 90/7 and 18/30

1st number: 12 6/7, 2nd number: 18/30

90/7 + 18/30 is 471/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 30 is 210
  2. For the 1st fraction, since 7 × 30 = 210,
    90/7 = 90 × 30/7 × 30 = 2700/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    18/30 = 18 × 7/30 × 7 = 126/210
  4. Add the two fractions:
    2700/210 + 126/210 = 2700 + 126/210 = 2826/210
  5. 2826/210 simplified gives 471/35
  6. So, 90/7 + 18/30 = 471/35
    In mixed form: 1316/35

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