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Add 84/8 and 75/90

1st number: 10 4/8, 2nd number: 75/90

84/8 + 75/90 is 34/3.

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,
    84/8 = 84 × 45/8 × 45 = 3780/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    75/90 = 75 × 4/90 × 4 = 300/360
  4. Add the two fractions:
    3780/360 + 300/360 = 3780 + 300/360 = 4080/360
  5. 4080/360 simplified gives 34/3
  6. So, 84/8 + 75/90 = 34/3
    In mixed form: 111/3

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