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Add 90/20 and 84/24

1st number: 4 10/20, 2nd number: 3 12/24

90/20 + 84/24 is 8/1.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 24 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 20 × 6 = 120,
    90/20 = 90 × 6/20 × 6 = 540/120
  3. Likewise, for the 2nd fraction, since 24 × 5 = 120,
    84/24 = 84 × 5/24 × 5 = 420/120
  4. Add the two like fractions:
    540/120 + 420/120 = 540 + 420/120 = 960/120
  5. 960/120 simplified gives 8/1
  6. So, 90/20 + 84/24 = 8/1

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