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Add 40/9 and 5/80

1st number: 4 4/9, 2nd number: 5/80

40/9 + 5/80 is 649/144.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 9 × 80 = 720,
    40/9 = 40 × 80/9 × 80 = 3200/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    5/80 = 5 × 9/80 × 9 = 45/720
  4. Add the two like fractions:
    3200/720 + 45/720 = 3200 + 45/720 = 3245/720
  5. 3245/720 simplified gives 649/144
  6. So, 40/9 + 5/80 = 649/144
    In mixed form: 473/144

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