What is 81/91 Divided By 1/4

Solving $\frac{81}{91}\div\frac{1}{4}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{81}{91} \div \frac{1}{4} = \frac{81}{91} \times \frac{4}{1}$

• Multiply the Numerators: $81 \times 4 = 324$
• Multiply the Denominators: $91 \times 1 = 91$
• Form the New Fraction: $\frac{81}{91} \times \frac{1}{4} = \frac{324}{91}$

Simplify - Since $\frac{324}{91}$​ is already in its simplest form (there are no common factors between $324$ and $91$ other than $1$), this is the final answer.

Answer $\frac{81}{91}\div\frac{1}{4} = \frac{324}{91}$

The following animation demonstrates the divide-by,