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Add 16/80 and 1/90

16/80 + 1/90 is 19/90.

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,
    16/80 = 16 × 9/80 × 9 = 144/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    1/90 = 1 × 8/90 × 8 = 8/720
  4. Add the two like fractions:
    144/720 + 8/720 = 144 + 8/720 = 152/720
  5. 152/720 simplified gives 19/90
  6. So, 16/80 + 1/90 = 19/90

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