What is 81/45 Divided By 7/5

Solving $\frac{81}{45}\div\frac{7}{5}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{81}{45} \div \frac{7}{5} = \frac{81}{45} \times \frac{5}{7}$

• Multiply the Numerators: $81 \times 5 = 405$
• Multiply the Denominators: $45 \times 7 = 315$
• Form the New Fraction: $\frac{81}{45} \times \frac{7}{5} = \frac{405}{315}$

Let's Simplify $\frac{405}{315}$

• Find the Greatest Common Divisor (GCD) of $405$ and $315$. The GCD of $405$ and $315$ is $45$.
• Divide both the numerator and the denominator by the GCD:$\frac{405 \div 45}{315 \div 45} = \frac{9}{7}$

Answer $\frac{81}{45}\div\frac{7}{5} = \frac{9}{7}$

The following animation demonstrates the divide-by,