What is 72/42 Divided By 1/7

Solving $\frac{72}{42}\div\frac{1}{7}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{72}{42} \div \frac{1}{7} = \frac{72}{42} \times \frac{7}{1}$

• Multiply the Numerators: $72 \times 7 = 504$
• Multiply the Denominators: $42 \times 1 = 42$
• Form the New Fraction: $\frac{72}{42} \times \frac{1}{7} = \frac{504}{42}$

Let's Simplify $\frac{504}{42}$

• Find the Greatest Common Divisor (GCD) of $504$ and $42$. The GCD of $504$ and $42$ is $42$.
• Divide both the numerator and the denominator by the GCD:$\frac{504 \div 42}{42 \div 42} = \frac{12}{1}$

Answer $\frac{72}{42}\div\frac{1}{7} = \frac{12}{1}$

The following animation demonstrates the divide-by,