What is 42/85 Divided By 4/2

Solving $\frac{42}{85}\div\frac{4}{2}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{42}{85} \div \frac{4}{2} = \frac{42}{85} \times \frac{2}{4}$

• Multiply the Numerators: $42 \times 2 = 84$
• Multiply the Denominators: $85 \times 4 = 340$
• Form the New Fraction: $\frac{42}{85} \times \frac{4}{2} = \frac{84}{340}$

Let's Simplify $\frac{84}{340}$

• Find the Greatest Common Divisor (GCD) of $84$ and $340$. The GCD of $84$ and $340$ is $4$.
• Divide both the numerator and the denominator by the GCD:$\frac{84 \div 4}{340 \div 4} = \frac{21}{85}$

Answer $\frac{42}{85}\div\frac{4}{2} = \frac{21}{85}$

The following animation demonstrates the divide-by,