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Add 90/54 and 3/20

1st number: 1 36/54, 2nd number: 3/20

90/54 + 3/20 is 109/60.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 54 × 10 = 540,
    90/54 = 90 × 10/54 × 10 = 900/540
  3. Likewise, for the 2nd fraction, since 20 × 27 = 540,
    3/20 = 3 × 27/20 × 27 = 81/540
  4. Add the two like fractions:
    900/540 + 81/540 = 900 + 81/540 = 981/540
  5. 981/540 simplified gives 109/60
  6. So, 90/54 + 3/20 = 109/60
    In mixed form: 149/60

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