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Add 90/6 and 70/20

1st number: 15 0/6, 2nd number: 3 10/20

90/6 + 70/20 is 37/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 20 is 60
  2. For the 1st fraction, since 6 × 10 = 60,
    90/6 = 90 × 10/6 × 10 = 900/60
  3. Likewise, for the 2nd fraction, since 20 × 3 = 60,
    70/20 = 70 × 3/20 × 3 = 210/60
  4. Add the two fractions:
    900/60 + 210/60 = 900 + 210/60 = 1110/60
  5. 1110/60 simplified gives 37/2
  6. So, 90/6 + 70/20 = 37/2
    In mixed form: 181/2

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