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Add 54/45 and 4/20

1st number: 1 9/45, 2nd number: 4/20

54/45 + 4/20 is 7/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    54/45 = 54 × 4/45 × 4 = 216/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    4/20 = 4 × 9/20 × 9 = 36/180
  4. Add the two like fractions:
    216/180 + 36/180 = 216 + 36/180 = 252/180
  5. 252/180 simplified gives 7/5
  6. So, 54/45 + 4/20 = 7/5
    In mixed form: 12/5

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