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Add 12/20 and 18/8

1st number: 12/20, 2nd number: 2 2/8

12/20 + 18/8 is 57/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 8 is 40
  2. For the 1st fraction, since 20 × 2 = 40,
    12/20 = 12 × 2/20 × 2 = 24/40
  3. Likewise, for the 2nd fraction, since 8 × 5 = 40,
    18/8 = 18 × 5/8 × 5 = 90/40
  4. Add the two fractions:
    24/40 + 90/40 = 24 + 90/40 = 114/40
  5. After reducing the fraction, the answer is 57/20
  6. In mixed form: 217/20

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