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Add 8/42 and 2/7

8/42 + 2/7 is 10/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 7 is 42

    Next, find the equivalent fraction of both fractional numbers with denominator 42
  2. For the 1st fraction, since 42 × 1 = 42,
    8/42 = 8 × 1/42 × 1 = 8/42
  3. Likewise, for the 2nd fraction, since 7 × 6 = 42,
    2/7 = 2 × 6/7 × 6 = 12/42
  4. Add the two like fractions:
    8/42 + 12/42 = 8 + 12/42 = 20/42
  5. 20/42 simplified gives 10/21
  6. So, 8/42 + 2/7 = 10/21

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