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Add 90/54 and 2/5

1st number: 1 36/54, 2nd number: 2/5

90/54 + 2/5 is 31/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 5 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 54 × 5 = 270,
    90/54 = 90 × 5/54 × 5 = 450/270
  3. Likewise, for the 2nd fraction, since 5 × 54 = 270,
    2/5 = 2 × 54/5 × 54 = 108/270
  4. Add the two like fractions:
    450/270 + 108/270 = 450 + 108/270 = 558/270
  5. 558/270 simplified gives 31/15
  6. So, 90/54 + 2/5 = 31/15
    In mixed form: 21/15

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