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Add 80/28 and 14/20

1st number: 2 24/28, 2nd number: 14/20

80/28 + 14/20 is 249/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 20 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 28 × 5 = 140,
    80/28 = 80 × 5/28 × 5 = 400/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    14/20 = 14 × 7/20 × 7 = 98/140
  4. Add the two like fractions:
    400/140 + 98/140 = 400 + 98/140 = 498/140
  5. 498/140 simplified gives 249/70
  6. So, 80/28 + 14/20 = 249/70
    In mixed form: 339/70

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