What is 91/70 Divided By 2/7

Solving $\frac{91}{70}\div\frac{2}{7}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{91}{70} \div \frac{2}{7} = \frac{91}{70} \times \frac{7}{2}$

• Multiply the Numerators: $91 \times 7 = 637$
• Multiply the Denominators: $70 \times 2 = 140$
• Form the New Fraction: $\frac{91}{70} \times \frac{2}{7} = \frac{637}{140}$

Let's Simplify $\frac{637}{140}$

• Find the Greatest Common Divisor (GCD) of $637$ and $140$. The GCD of $637$ and $140$ is $7$.
• Divide both the numerator and the denominator by the GCD:$\frac{637 \div 7}{140 \div 7} = \frac{91}{20}$

Answer $\frac{91}{70}\div\frac{2}{7} = \frac{91}{20}$

The following animation demonstrates the divide-by,