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Add 45/80 and 20/56

45/80 + 20/56 is 103/112.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 56 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 80 × 7 = 560,
    45/80 = 45 × 7/80 × 7 = 315/560
  3. Likewise, for the 2nd fraction, since 56 × 10 = 560,
    20/56 = 20 × 10/56 × 10 = 200/560
  4. Add the two like fractions:
    315/560 + 200/560 = 315 + 200/560 = 515/560
  5. 515/560 simplified gives 103/112
  6. So, 45/80 + 20/56 = 103/112

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