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Add 54/18 and 42/25

1st number: 3 0/18, 2nd number: 1 17/25

54/18 + 42/25 is 117/25.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 25 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 18 × 25 = 450,
    54/18 = 54 × 25/18 × 25 = 1350/450
  3. Likewise, for the 2nd fraction, since 25 × 18 = 450,
    42/25 = 42 × 18/25 × 18 = 756/450
  4. Add the two like fractions:
    1350/450 + 756/450 = 1350 + 756/450 = 2106/450
  5. 2106/450 simplified gives 117/25
  6. So, 54/18 + 42/25 = 117/25
    In mixed form: 417/25

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