What is 45/70 Divided By 7/9

Solving $\frac{45}{70}\div\frac{7}{9}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{45}{70} \div \frac{7}{9} = \frac{45}{70} \times \frac{9}{7}$

• Multiply the Numerators: $45 \times 9 = 405$
• Multiply the Denominators: $70 \times 7 = 490$
• Form the New Fraction: $\frac{45}{70} \times \frac{7}{9} = \frac{405}{490}$

Let's Simplify $\frac{405}{490}$

• Find the Greatest Common Divisor (GCD) of $405$ and $490$. The GCD of $405$ and $490$ is $5$.
• Divide both the numerator and the denominator by the GCD:$\frac{405 \div 5}{490 \div 5} = \frac{81}{98}$

Answer $\frac{45}{70}\div\frac{7}{9} = \frac{81}{98}$

The following animation demonstrates the divide-by,