What is 45/72 Divided By 3/9

Solving $\frac{45}{72}\div\frac{3}{9}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{45}{72} \div \frac{3}{9} = \frac{45}{72} \times \frac{9}{3}$

• Multiply the Numerators: $45 \times 9 = 405$
• Multiply the Denominators: $72 \times 3 = 216$
• Form the New Fraction: $\frac{45}{72} \times \frac{3}{9} = \frac{405}{216}$

Let's Simplify $\frac{405}{216}$

• Find the Greatest Common Divisor (GCD) of $405$ and $216$. The GCD of $405$ and $216$ is $27$.
• Divide both the numerator and the denominator by the GCD:$\frac{405 \div 27}{216 \div 27} = \frac{15}{8}$

Answer $\frac{45}{72}\div\frac{3}{9} = \frac{15}{8}$

The following animation demonstrates the divide-by,