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Add 90/2 and 5/20

1st number: 45 0/2, 2nd number: 5/20

90/2 + 5/20 is 181/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 20 is 20
  2. For the 1st fraction, since 2 × 10 = 20,
    90/2 = 90 × 10/2 × 10 = 900/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    5/20 = 5 × 1/20 × 1 = 5/20
  4. Add the two fractions:
    900/20 + 5/20 = 900 + 5/20 = 905/20
  5. After reducing the fraction, the answer is 181/4
  6. In mixed form: 451/4

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