What is 57/63 Divided By 1/7

Solving $\frac{57}{63}\div\frac{1}{7}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{57}{63} \div \frac{1}{7} = \frac{57}{63} \times \frac{7}{1}$

• Multiply the Numerators: $57 \times 7 = 399$
• Multiply the Denominators: $63 \times 1 = 63$
• Form the New Fraction: $\frac{57}{63} \times \frac{1}{7} = \frac{399}{63}$

Let's Simplify $\frac{399}{63}$

• Find the Greatest Common Divisor (GCD) of $399$ and $63$. The GCD of $399$ and $63$ is $21$.
• Divide both the numerator and the denominator by the GCD:$\frac{399 \div 21}{63 \div 21} = \frac{19}{3}$

Answer $\frac{57}{63}\div\frac{1}{7} = \frac{19}{3}$

The following animation demonstrates the divide-by,