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To solve the problem of adding the two fractions and , follow these steps:
Thus, the sum of and is .
Therefore, the solution to the problem is .
Complete the following exercise:
\( \frac{3}{4}:\frac{5}{6}=\text{?} \)
Because fractions represent parts of different wholes! means 3 pieces of size , while means 1 piece of size . You need same-sized pieces to add them!
When denominators like 8 and 9 share no common factors, multiply them together: 8 × 9 = 72. For more complex cases, find the least common multiple using prime factorization.
Yes! Always check if the numerator and denominator share any common factors. In this case, 35 and 72 share no factors, so is already fully simplified.
That's normal! When adding fractions with different denominators, the LCD can be quite large. Focus on accuracy first, then simplify. The math is still the same!
You can use any common multiple, but using the LCD keeps numbers smaller and makes calculations easier. Why make extra work for yourself?
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