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Add 56/80 and 50/90

56/80 + 50/90 is 113/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 90 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 80 × 9 = 720,
    56/80 = 56 × 9/80 × 9 = 504/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    50/90 = 50 × 8/90 × 8 = 400/720
  4. Add the two like fractions:
    504/720 + 400/720 = 504 + 400/720 = 904/720
  5. 904/720 simplified gives 113/90
  6. So, 56/80 + 50/90 = 113/90
    In mixed form: 123/90

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