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Add 20/36 and 45/54

20/36 + 45/54 is 25/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 54 is 108
  2. For the 1st fraction, since 36 × 3 = 108,
    20/36 = 20 × 3/36 × 3 = 60/108
  3. Likewise, for the 2nd fraction, since 54 × 2 = 108,
    45/54 = 45 × 2/54 × 2 = 90/108
  4. Add the two fractions:
    60/108 + 90/108 = 60 + 90/108 = 150/108
  5. 150/108 simplified gives 25/18
  6. So, 20/36 + 45/54 = 25/18
    In mixed form: 17/18

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