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Add 42/9 and 18/28

1st number: 4 6/9, 2nd number: 18/28

42/9 + 18/28 is 223/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 28 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 9 × 28 = 252,
    42/9 = 42 × 28/9 × 28 = 1176/252
  3. Likewise, for the 2nd fraction, since 28 × 9 = 252,
    18/28 = 18 × 9/28 × 9 = 162/252
  4. Add the two like fractions:
    1176/252 + 162/252 = 1176 + 162/252 = 1338/252
  5. 1338/252 simplified gives 223/42
  6. So, 42/9 + 18/28 = 223/42
    In mixed form: 513/42

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