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Add 42/18 and 24/90

1st number: 2 6/18, 2nd number: 24/90

42/18 + 24/90 is 13/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 90 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 18 × 5 = 90,
    42/18 = 42 × 5/18 × 5 = 210/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    24/90 = 24 × 1/90 × 1 = 24/90
  4. Add the two like fractions:
    210/90 + 24/90 = 210 + 24/90 = 234/90
  5. 234/90 simplified gives 13/5
  6. So, 42/18 + 24/90 = 13/5
    In mixed form: 23/5

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