What is 99/81 Divided By 4/9

Solving $\frac{99}{81}\div\frac{4}{9}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{99}{81} \div \frac{4}{9} = \frac{99}{81} \times \frac{9}{4}$

• Multiply the Numerators: $99 \times 9 = 891$
• Multiply the Denominators: $81 \times 4 = 324$
• Form the New Fraction: $\frac{99}{81} \times \frac{4}{9} = \frac{891}{324}$

Let's Simplify $\frac{891}{324}$

• Find the Greatest Common Divisor (GCD) of $891$ and $324$. The GCD of $891$ and $324$ is $81$.
• Divide both the numerator and the denominator by the GCD:$\frac{891 \div 81}{324 \div 81} = \frac{11}{4}$

Answer $\frac{99}{81}\div\frac{4}{9} = \frac{11}{4}$

The following animation demonstrates the divide-by,