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Add 30/80 and 36/45

30/80 + 36/45 is 47/40.

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,
    30/80 = 30 × 9/80 × 9 = 270/720
  3. Likewise, for the 2nd fraction, since 45 × 16 = 720,
    36/45 = 36 × 16/45 × 16 = 576/720
  4. Add the two like fractions:
    270/720 + 576/720 = 270 + 576/720 = 846/720
  5. 846/720 simplified gives 47/40
  6. So, 30/80 + 36/45 = 47/40
    In mixed form: 17/40

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