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Add 80/75 and 21/6

1st number: 1 5/75, 2nd number: 3 3/6

80/75 + 21/6 is 137/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 6 is 150
  2. For the 1st fraction, since 75 × 2 = 150,
    80/75 = 80 × 2/75 × 2 = 160/150
  3. Likewise, for the 2nd fraction, since 6 × 25 = 150,
    21/6 = 21 × 25/6 × 25 = 525/150
  4. Add the two fractions:
    160/150 + 525/150 = 160 + 525/150 = 685/150
  5. 685/150 simplified gives 137/30
  6. So, 80/75 + 21/6 = 137/30
    In mixed form: 417/30

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