What is 18/70 Divided By 7/9

Solving $\frac{18}{70}\div\frac{7}{9}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{18}{70} \div \frac{7}{9} = \frac{18}{70} \times \frac{9}{7}$

• Multiply the Numerators: $18 \times 9 = 162$
• Multiply the Denominators: $70 \times 7 = 490$
• Form the New Fraction: $\frac{18}{70} \times \frac{7}{9} = \frac{162}{490}$

Let's Simplify $\frac{162}{490}$

• Find the Greatest Common Divisor (GCD) of $162$ and $490$. The GCD of $162$ and $490$ is $2$.
• Divide both the numerator and the denominator by the GCD:$\frac{162 \div 2}{490 \div 2} = \frac{81}{245}$

Answer $\frac{18}{70}\div\frac{7}{9} = \frac{81}{245}$

The following animation demonstrates the divide-by,