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Add 63/80 and 54/70

63/80 + 54/70 is 873/560.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 70 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 80 × 7 = 560,
    63/80 = 63 × 7/80 × 7 = 441/560
  3. Likewise, for the 2nd fraction, since 70 × 8 = 560,
    54/70 = 54 × 8/70 × 8 = 432/560
  4. Add the two like fractions:
    441/560 + 432/560 = 441 + 432/560 = 873/560
  5. So, 63/80 + 54/70 = 873/560
    In mixed form: 1313/560

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