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Add 20/15 and 27/40

1st number: 1 5/15, 2nd number: 27/40

20/15 + 27/40 is 241/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 40 is 120
  2. For the 1st fraction, since 15 × 8 = 120,
    20/15 = 20 × 8/15 × 8 = 160/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    27/40 = 27 × 3/40 × 3 = 81/120
  4. Add the two fractions:
    160/120 + 81/120 = 160 + 81/120 = 241/120
  5. In mixed form: 21/120

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