What is 85/42 Divided By 4/1

Solving $\frac{85}{42}\div\frac{4}{1}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{85}{42} \div \frac{4}{1} = \frac{85}{42} \times \frac{1}{4}$

• Multiply the Numerators: $85 \times 1 = 85$
• Multiply the Denominators: $42 \times 4 = 168$
• Form the New Fraction: $\frac{85}{42} \times \frac{4}{1} = \frac{85}{168}$

Simplify - Since $\frac{85}{168}$​ is already in its simplest form (there are no common factors between $85$ and $168$ other than $1$), this is the final answer.

Answer $\frac{85}{42}\div\frac{4}{1} = \frac{85}{168}$

The following animation demonstrates the divide-by,