What is 45/72 Divided By 1/7

Solving $\frac{45}{72}\div\frac{1}{7}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{45}{72} \div \frac{1}{7} = \frac{45}{72} \times \frac{7}{1}$

• Multiply the Numerators: $45 \times 7 = 315$
• Multiply the Denominators: $72 \times 1 = 72$
• Form the New Fraction: $\frac{45}{72} \times \frac{1}{7} = \frac{315}{72}$

Let's Simplify $\frac{315}{72}$

• Find the Greatest Common Divisor (GCD) of $315$ and $72$. The GCD of $315$ and $72$ is $9$.
• Divide both the numerator and the denominator by the GCD:$\frac{315 \div 9}{72 \div 9} = \frac{35}{8}$

Answer $\frac{45}{72}\div\frac{1}{7} = \frac{35}{8}$

The following animation demonstrates the divide-by,