What is 28/81 Divided By 1/9

Solving $\frac{28}{81}\div\frac{1}{9}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{28}{81} \div \frac{1}{9} = \frac{28}{81} \times \frac{9}{1}$

• Multiply the Numerators: $28 \times 9 = 252$
• Multiply the Denominators: $81 \times 1 = 81$
• Form the New Fraction: $\frac{28}{81} \times \frac{1}{9} = \frac{252}{81}$

Let's Simplify $\frac{252}{81}$

• Find the Greatest Common Divisor (GCD) of $252$ and $81$. The GCD of $252$ and $81$ is $9$.
• Divide both the numerator and the denominator by the GCD:$\frac{252 \div 9}{81 \div 9} = \frac{28}{9}$

Answer $\frac{28}{81}\div\frac{1}{9} = \frac{28}{9}$

The following animation demonstrates the divide-by,