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Add 36/70 and 56/80

36/70 + 56/80 is 17/14.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 70 × 8 = 560,
    36/70 = 36 × 8/70 × 8 = 288/560
  3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
    56/80 = 56 × 7/80 × 7 = 392/560
  4. Add the two like fractions:
    288/560 + 392/560 = 288 + 392/560 = 680/560
  5. 680/560 simplified gives 17/14
  6. So, 36/70 + 56/80 = 17/14
    In mixed form: 13/14

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