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Add 42/4 and 28/18

1st number: 10 2/4, 2nd number: 1 10/18

42/4 + 28/18 is 217/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 18 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 4 × 9 = 36,
    42/4 = 42 × 9/4 × 9 = 378/36
  3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
    28/18 = 28 × 2/18 × 2 = 56/36
  4. Add the two like fractions:
    378/36 + 56/36 = 378 + 56/36 = 434/36
  5. 434/36 simplified gives 217/18
  6. So, 42/4 + 28/18 = 217/18
    In mixed form: 121/18

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