What is 81/91 Divided By 9/7

Solving $\frac{81}{91}\div\frac{9}{7}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{81}{91} \div \frac{9}{7} = \frac{81}{91} \times \frac{7}{9}$

• Multiply the Numerators: $81 \times 7 = 567$
• Multiply the Denominators: $91 \times 9 = 819$
• Form the New Fraction: $\frac{81}{91} \times \frac{9}{7} = \frac{567}{819}$

Let's Simplify $\frac{567}{819}$

• Find the Greatest Common Divisor (GCD) of $567$ and $819$. The GCD of $567$ and $819$ is $63$.
• Divide both the numerator and the denominator by the GCD:$\frac{567 \div 63}{819 \div 63} = \frac{9}{13}$

Answer $\frac{81}{91}\div\frac{9}{7} = \frac{9}{13}$

The following animation demonstrates the divide-by,