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Add 42/54 and 49/90

42/54 + 49/90 is 119/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 90 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 54 × 5 = 270,
    42/54 = 42 × 5/54 × 5 = 210/270
  3. Likewise, for the 2nd fraction, since 90 × 3 = 270,
    49/90 = 49 × 3/90 × 3 = 147/270
  4. Add the two like fractions:
    210/270 + 147/270 = 210 + 147/270 = 357/270
  5. 357/270 simplified gives 119/90
  6. So, 42/54 + 49/90 = 119/90
    In mixed form: 129/90

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