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Add 20/54 and 40/84

20/54 + 40/84 is 160/189.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 84 is 756

    Next, find the equivalent fraction of both fractional numbers with denominator 756
  2. For the 1st fraction, since 54 × 14 = 756,
    20/54 = 20 × 14/54 × 14 = 280/756
  3. Likewise, for the 2nd fraction, since 84 × 9 = 756,
    40/84 = 40 × 9/84 × 9 = 360/756
  4. Add the two like fractions:
    280/756 + 360/756 = 280 + 360/756 = 640/756
  5. 640/756 simplified gives 160/189
  6. So, 20/54 + 40/84 = 160/189

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