What is 85/70 Divided By 9/8

Solving $\frac{85}{70}\div\frac{9}{8}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{85}{70} \div \frac{9}{8} = \frac{85}{70} \times \frac{8}{9}$

• Multiply the Numerators: $85 \times 8 = 680$
• Multiply the Denominators: $70 \times 9 = 630$
• Form the New Fraction: $\frac{85}{70} \times \frac{9}{8} = \frac{680}{630}$

Let's Simplify $\frac{680}{630}$

• Find the Greatest Common Divisor (GCD) of $680$ and $630$. The GCD of $680$ and $630$ is $10$.
• Divide both the numerator and the denominator by the GCD:$\frac{680 \div 10}{630 \div 10} = \frac{68}{63}$

Answer $\frac{85}{70}\div\frac{9}{8} = \frac{68}{63}$

The following animation demonstrates the divide-by,