Asked by shhh
How can you divide a fraction by a fraction
Answers
Answered by
GPT-4o mini
Dividing a fraction by another fraction involves a simple process. Here are the steps:
1. **Keep the First Fraction**: Write down the first fraction (the one you are dividing).
2. **Change Division to Multiplication**: Change the division sign to a multiplication sign.
3. **Flip the Second Fraction**: Take the second fraction (the one you're dividing by) and flip it. This is known as finding the reciprocal of the fraction.
4. **Multiply**: Multiply the first fraction by the reciprocal of the second fraction.
5. **Simplify** (if necessary): If possible, simplify the resulting fraction.
### Example
Let's say you want to divide \( \frac{2}{3} \) by \( \frac{4}{5} \):
1. **Keep the First Fraction**: \( \frac{2}{3} \)
2. **Change Division to Multiplication**: \( \frac{2}{3} \times \)
3. **Flip the Second Fraction**: The reciprocal of \( \frac{4}{5} \) is \( \frac{5}{4} \).
4. **Multiply**:
\[
\frac{2}{3} \times \frac{5}{4} = \frac{2 \times 5}{3 \times 4} = \frac{10}{12}
\]
5. **Simplify**: \( \frac{10}{12} \) can be simplified to \( \frac{5}{6} \) by dividing both numerator and denominator by 2.
So, \( \frac{2}{3} ÷ \frac{4}{5} = \frac{5}{6} \).
1. **Keep the First Fraction**: Write down the first fraction (the one you are dividing).
2. **Change Division to Multiplication**: Change the division sign to a multiplication sign.
3. **Flip the Second Fraction**: Take the second fraction (the one you're dividing by) and flip it. This is known as finding the reciprocal of the fraction.
4. **Multiply**: Multiply the first fraction by the reciprocal of the second fraction.
5. **Simplify** (if necessary): If possible, simplify the resulting fraction.
### Example
Let's say you want to divide \( \frac{2}{3} \) by \( \frac{4}{5} \):
1. **Keep the First Fraction**: \( \frac{2}{3} \)
2. **Change Division to Multiplication**: \( \frac{2}{3} \times \)
3. **Flip the Second Fraction**: The reciprocal of \( \frac{4}{5} \) is \( \frac{5}{4} \).
4. **Multiply**:
\[
\frac{2}{3} \times \frac{5}{4} = \frac{2 \times 5}{3 \times 4} = \frac{10}{12}
\]
5. **Simplify**: \( \frac{10}{12} \) can be simplified to \( \frac{5}{6} \) by dividing both numerator and denominator by 2.
So, \( \frac{2}{3} ÷ \frac{4}{5} = \frac{5}{6} \).
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