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Add 36/80 and 20/9

1st number: 36/80, 2nd number: 2 2/9

36/80 + 20/9 is 481/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 9 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 80 × 9 = 720,
    36/80 = 36 × 9/80 × 9 = 324/720
  3. Likewise, for the 2nd fraction, since 9 × 80 = 720,
    20/9 = 20 × 80/9 × 80 = 1600/720
  4. Add the two like fractions:
    324/720 + 1600/720 = 324 + 1600/720 = 1924/720
  5. 1924/720 simplified gives 481/180
  6. So, 36/80 + 20/9 = 481/180
    In mixed form: 2121/180

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