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Add 20/42 and 6/8

20/42 + 6/8 is 103/84.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 8 is 168
  2. For the 1st fraction, since 42 × 4 = 168,
    20/42 = 20 × 4/42 × 4 = 80/168
  3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
    6/8 = 6 × 21/8 × 21 = 126/168
  4. Add the two fractions:
    80/168 + 126/168 = 80 + 126/168 = 206/168
  5. After reducing the fraction, the answer is 103/84
  6. In mixed form: 119/84

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