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Add 42/45 and 30/54

42/45 + 30/54 is 67/45.

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,
    42/45 = 42 × 6/45 × 6 = 252/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    30/54 = 30 × 5/54 × 5 = 150/270
  4. Add the two like fractions:
    252/270 + 150/270 = 252 + 150/270 = 402/270
  5. 402/270 simplified gives 67/45
  6. So, 42/45 + 30/54 = 67/45
    In mixed form: 122/45

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