What is 17/42 Divided By 4/8

Solving $\frac{17}{42}\div\frac{4}{8}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{17}{42} \div \frac{4}{8} = \frac{17}{42} \times \frac{8}{4}$

• Multiply the Numerators: $17 \times 8 = 136$
• Multiply the Denominators: $42 \times 4 = 168$
• Form the New Fraction: $\frac{17}{42} \times \frac{4}{8} = \frac{136}{168}$

Let's Simplify $\frac{136}{168}$

• Find the Greatest Common Divisor (GCD) of $136$ and $168$. The GCD of $136$ and $168$ is $8$.
• Divide both the numerator and the denominator by the GCD:$\frac{136 \div 8}{168 \div 8} = \frac{17}{21}$

Answer $\frac{17}{42}\div\frac{4}{8} = \frac{17}{21}$

The following animation demonstrates the divide-by,