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Add 54/15 and 20/9

1st number: 3 9/15, 2nd number: 2 2/9

54/15 + 20/9 is 262/45.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 9 is 45
  2. For the 1st fraction, since 15 × 3 = 45,
    54/15 = 54 × 3/15 × 3 = 162/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    20/9 = 20 × 5/9 × 5 = 100/45
  4. Add the two fractions:
    162/45 + 100/45 = 162 + 100/45 = 262/45
  5. So, 54/15 + 20/9 = 262/45
    In mixed form: 537/45

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