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Add 56/28 and 80/42

1st number: 2 0/28, 2nd number: 1 38/42

56/28 + 80/42 is 82/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 42 is 84
  2. For the 1st fraction, since 28 × 3 = 84,
    56/28 = 56 × 3/28 × 3 = 168/84
  3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
    80/42 = 80 × 2/42 × 2 = 160/84
  4. Add the two fractions:
    168/84 + 160/84 = 168 + 160/84 = 328/84
  5. 328/84 simplified gives 82/21
  6. So, 56/28 + 80/42 = 82/21
    In mixed form: 319/21

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