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Add 56/80 and 3/7

56/80 + 3/7 is 79/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 7 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 80 × 7 = 560,
    56/80 = 56 × 7/80 × 7 = 392/560
  3. Likewise, for the 2nd fraction, since 7 × 80 = 560,
    3/7 = 3 × 80/7 × 80 = 240/560
  4. Add the two like fractions:
    392/560 + 240/560 = 392 + 240/560 = 632/560
  5. 632/560 simplified gives 79/70
  6. So, 56/80 + 3/7 = 79/70
    In mixed form: 19/70

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