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Add 54/80 and 2/28

54/80 + 2/28 is 209/280.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 28 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 80 × 7 = 560,
    54/80 = 54 × 7/80 × 7 = 378/560
  3. Likewise, for the 2nd fraction, since 28 × 20 = 560,
    2/28 = 2 × 20/28 × 20 = 40/560
  4. Add the two like fractions:
    378/560 + 40/560 = 378 + 40/560 = 418/560
  5. 418/560 simplified gives 209/280
  6. So, 54/80 + 2/28 = 209/280

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