What is 28/72 Divided By 9/1

Solving $\frac{28}{72}\div\frac{9}{1}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{28}{72} \div \frac{9}{1} = \frac{28}{72} \times \frac{1}{9}$

• Multiply the Numerators: $28 \times 1 = 28$
• Multiply the Denominators: $72 \times 9 = 648$
• Form the New Fraction: $\frac{28}{72} \times \frac{9}{1} = \frac{28}{648}$

Let's Simplify $\frac{28}{648}$

• Find the Greatest Common Divisor (GCD) of $28$ and $648$. The GCD of $28$ and $648$ is $4$.
• Divide both the numerator and the denominator by the GCD:$\frac{28 \div 4}{648 \div 4} = \frac{7}{162}$

Answer $\frac{28}{72}\div\frac{9}{1} = \frac{7}{162}$

The following animation demonstrates the divide-by,