What is 85/42 Divided By 9/4

Solving $\frac{85}{42}\div\frac{9}{4}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{85}{42} \div \frac{9}{4} = \frac{85}{42} \times \frac{4}{9}$

• Multiply the Numerators: $85 \times 4 = 340$
• Multiply the Denominators: $42 \times 9 = 378$
• Form the New Fraction: $\frac{85}{42} \times \frac{9}{4} = \frac{340}{378}$

Let's Simplify $\frac{340}{378}$

• Find the Greatest Common Divisor (GCD) of $340$ and $378$. The GCD of $340$ and $378$ is $2$.
• Divide both the numerator and the denominator by the GCD:$\frac{340 \div 2}{378 \div 2} = \frac{170}{189}$

Answer $\frac{85}{42}\div\frac{9}{4} = \frac{170}{189}$

The following animation demonstrates the divide-by,