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Add 81/45 and 90/54

1st number: 1 36/45, 2nd number: 1 36/54

81/45 + 90/54 is 52/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 54 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 45 × 6 = 270,
    81/45 = 81 × 6/45 × 6 = 486/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    90/54 = 90 × 5/54 × 5 = 450/270
  4. Add the two like fractions:
    486/270 + 450/270 = 486 + 450/270 = 936/270
  5. 936/270 simplified gives 52/15
  6. So, 81/45 + 90/54 = 52/15
    In mixed form: 37/15

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