What is 81/42 Divided By 6/9

Solving $\frac{81}{42}\div\frac{6}{9}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{81}{42} \div \frac{6}{9} = \frac{81}{42} \times \frac{9}{6}$

• Multiply the Numerators: $81 \times 9 = 729$
• Multiply the Denominators: $42 \times 6 = 252$
• Form the New Fraction: $\frac{81}{42} \times \frac{6}{9} = \frac{729}{252}$

Let's Simplify $\frac{729}{252}$

• Find the Greatest Common Divisor (GCD) of $729$ and $252$. The GCD of $729$ and $252$ is $9$.
• Divide both the numerator and the denominator by the GCD:$\frac{729 \div 9}{252 \div 9} = \frac{81}{28}$

Answer $\frac{81}{42}\div\frac{6}{9} = \frac{81}{28}$

The following animation demonstrates the divide-by,