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Add 72/20 and 3/54

1st number: 3 12/20, 2nd number: 3/54

72/20 + 3/54 is 329/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 54 is 540

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 20 × 27 = 540,
    72/20 = 72 × 27/20 × 27 = 1944/540
  3. Likewise, for the 2nd fraction, since 54 × 10 = 540,
    3/54 = 3 × 10/54 × 10 = 30/540
  4. Add the two like fractions:
    1944/540 + 30/540 = 1944 + 30/540 = 1974/540
  5. 1974/540 simplified gives 329/90
  6. So, 72/20 + 3/54 = 329/90
    In mixed form: 359/90

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