What is 45/81 Divided By 9/4

Solving $\frac{45}{81}\div\frac{9}{4}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{45}{81} \div \frac{9}{4} = \frac{45}{81} \times \frac{4}{9}$

• Multiply the Numerators: $45 \times 4 = 180$
• Multiply the Denominators: $81 \times 9 = 729$
• Form the New Fraction: $\frac{45}{81} \times \frac{9}{4} = \frac{180}{729}$

Let's Simplify $\frac{180}{729}$

• Find the Greatest Common Divisor (GCD) of $180$ and $729$. The GCD of $180$ and $729$ is $9$.
• Divide both the numerator and the denominator by the GCD:$\frac{180 \div 9}{729 \div 9} = \frac{20}{81}$

Answer $\frac{45}{81}\div\frac{9}{4} = \frac{20}{81}$

The following animation demonstrates the divide-by,