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Add 30/8 and 15/90

1st number: 3 6/8, 2nd number: 15/90

30/8 + 15/90 is 47/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 90 is 360
  2. For the 1st fraction, since 8 × 45 = 360,
    30/8 = 30 × 45/8 × 45 = 1350/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    15/90 = 15 × 4/90 × 4 = 60/360
  4. Add the two fractions:
    1350/360 + 60/360 = 1350 + 60/360 = 1410/360
  5. After reducing the fraction, the answer is 47/12
  6. In mixed form: 311/12

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