What is 85/70 Divided By 1/2

Solving $\frac{85}{70}\div\frac{1}{2}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{85}{70} \div \frac{1}{2} = \frac{85}{70} \times \frac{2}{1}$

• Multiply the Numerators: $85 \times 2 = 170$
• Multiply the Denominators: $70 \times 1 = 70$
• Form the New Fraction: $\frac{85}{70} \times \frac{1}{2} = \frac{170}{70}$

Let's Simplify $\frac{170}{70}$

• Find the Greatest Common Divisor (GCD) of $170$ and $70$. The GCD of $170$ and $70$ is $10$.
• Divide both the numerator and the denominator by the GCD:$\frac{170 \div 10}{70 \div 10} = \frac{17}{7}$

Answer $\frac{85}{70}\div\frac{1}{2} = \frac{17}{7}$

The following animation demonstrates the divide-by,