Solve the following exercise:
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Solve the following exercise:
To solve the division , we use the method of multiplying by the reciprocal of the divisor.
First, identify the reciprocal of the divisor . The reciprocal is obtained by swapping the numerator and denominator, resulting in .
Next, replace the division operation with multiplication by the reciprocal:
.
Now, perform the multiplication of the fractions by multiplying numerator by numerator and denominator by denominator:
.
Simplify the fraction by finding the greatest common divisor. Both 30 and 20 can be divided by 10:
.
The simplified fraction can also be expressed as a mixed number:
.
Therefore, the solution to the problem is , aligning with choice 1.
Complete the following exercise:
\( \frac{1}{2}:\frac{1}{2}=\text{?} \)
Division by a fraction means "how many groups" of that size fit into the first amount. Flipping and multiplying gives the same result as the formal definition of division!
The reciprocal is - just swap the top and bottom numbers. When you multiply a fraction by its reciprocal, you always get 1!
Yes! Always simplify to lowest terms. should become by dividing both parts by their greatest common factor of 10.
Both and are correct! Mixed numbers are often easier to understand, but check what format your teacher prefers.
Convert to decimal: . Then verify: ✓
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