What is 72/85 Divided By 2/1

Solving $\frac{72}{85}\div\frac{2}{1}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{72}{85} \div \frac{2}{1} = \frac{72}{85} \times \frac{1}{2}$

• Multiply the Numerators: $72 \times 1 = 72$
• Multiply the Denominators: $85 \times 2 = 170$
• Form the New Fraction: $\frac{72}{85} \times \frac{2}{1} = \frac{72}{170}$

Let's Simplify $\frac{72}{170}$

• Find the Greatest Common Divisor (GCD) of $72$ and $170$. The GCD of $72$ and $170$ is $2$.
• Divide both the numerator and the denominator by the GCD:$\frac{72 \div 2}{170 \div 2} = \frac{36}{85}$

Answer $\frac{72}{85}\div\frac{2}{1} = \frac{36}{85}$

The following animation demonstrates the divide-by,