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Add 8/5 and 21/54

1st number: 1 3/5, 2nd number: 21/54

8/5 + 21/54 is 179/90.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 5 × 54 = 270,
    8/5 = 8 × 54/5 × 54 = 432/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    21/54 = 21 × 5/54 × 5 = 105/270
  4. Add the two like fractions:
    432/270 + 105/270 = 432 + 105/270 = 537/270
  5. 537/270 simplified gives 179/90
  6. So, 8/5 + 21/54 = 179/90
    In mixed form: 189/90

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