What is 72/28 Divided By 3/9

Solving $\frac{72}{28}\div\frac{3}{9}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{72}{28} \div \frac{3}{9} = \frac{72}{28} \times \frac{9}{3}$

• Multiply the Numerators: $72 \times 9 = 648$
• Multiply the Denominators: $28 \times 3 = 84$
• Form the New Fraction: $\frac{72}{28} \times \frac{3}{9} = \frac{648}{84}$

Let's Simplify $\frac{648}{84}$

• Find the Greatest Common Divisor (GCD) of $648$ and $84$. The GCD of $648$ and $84$ is $12$.
• Divide both the numerator and the denominator by the GCD:$\frac{648 \div 12}{84 \div 12} = \frac{54}{7}$

Answer $\frac{72}{28}\div\frac{3}{9} = \frac{54}{7}$

The following animation demonstrates the divide-by,