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Add 54/80 and 45/4

1st number: 54/80, 2nd number: 11 1/4

54/80 + 45/4 is 477/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 4 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 80 × 1 = 80,
    54/80 = 54 × 1/80 × 1 = 54/80
  3. Likewise, for the 2nd fraction, since 4 × 20 = 80,
    45/4 = 45 × 20/4 × 20 = 900/80
  4. Add the two like fractions:
    54/80 + 900/80 = 54 + 900/80 = 954/80
  5. 954/80 simplified gives 477/40
  6. So, 54/80 + 45/4 = 477/40
    In mixed form: 1137/40

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