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Add 18/4 and 1/20

1st number: 4 2/4, 2nd number: 1/20

18/4 + 1/20 is 91/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 20 is 20
  2. For the 1st fraction, since 4 × 5 = 20,
    18/4 = 18 × 5/4 × 5 = 90/20
  3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
    1/20 = 1 × 1/20 × 1 = 1/20
  4. Add the two fractions:
    90/20 + 1/20 = 90 + 1/20 = 91/20
  5. In mixed form: 411/20

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