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Add 18/42 and 42/18

1st number: 18/42, 2nd number: 2 6/18

18/42 + 42/18 is 58/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 18 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 42 × 3 = 126,
    18/42 = 18 × 3/42 × 3 = 54/126
  3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
    42/18 = 42 × 7/18 × 7 = 294/126
  4. Add the two like fractions:
    54/126 + 294/126 = 54 + 294/126 = 348/126
  5. 348/126 simplified gives 58/21
  6. So, 18/42 + 42/18 = 58/21
    In mixed form: 216/21

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