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Add 75/10 and 18/80

1st number: 7 5/10, 2nd number: 18/80

75/10 + 18/80 is 309/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 80 is 80
  2. For the 1st fraction, since 10 × 8 = 80,
    75/10 = 75 × 8/10 × 8 = 600/80
  3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
    18/80 = 18 × 1/80 × 1 = 18/80
  4. Add the two fractions:
    600/80 + 18/80 = 600 + 18/80 = 618/80
  5. 618/80 simplified gives 309/40
  6. So, 75/10 + 18/80 = 309/40
    In mixed form: 729/40

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