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Add 18/24 and 90/20

1st number: 18/24, 2nd number: 4 10/20

18/24 + 90/20 is 21/4.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 24 × 5 = 120,
    18/24 = 18 × 5/24 × 5 = 90/120
  3. Likewise, for the 2nd fraction, since 20 × 6 = 120,
    90/20 = 90 × 6/20 × 6 = 540/120
  4. Add the two like fractions:
    90/120 + 540/120 = 90 + 540/120 = 630/120
  5. 630/120 simplified gives 21/4
  6. So, 18/24 + 90/20 = 21/4
    In mixed form: 51/4

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