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Add 4/80 and 6/45

4/80 + 6/45 is 11/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 45 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 80 × 9 = 720,
    4/80 = 4 × 9/80 × 9 = 36/720
  3. Likewise, for the 2nd fraction, since 45 × 16 = 720,
    6/45 = 6 × 16/45 × 16 = 96/720
  4. Add the two like fractions:
    36/720 + 96/720 = 36 + 96/720 = 132/720
  5. 132/720 simplified gives 11/60
  6. So, 4/80 + 6/45 = 11/60

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