What is 42/45 Divided By 2/4

Solving $\frac{42}{45}\div\frac{2}{4}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{42}{45} \div \frac{2}{4} = \frac{42}{45} \times \frac{4}{2}$

• Multiply the Numerators: $42 \times 4 = 168$
• Multiply the Denominators: $45 \times 2 = 90$
• Form the New Fraction: $\frac{42}{45} \times \frac{2}{4} = \frac{168}{90}$

Let's Simplify $\frac{168}{90}$

• Find the Greatest Common Divisor (GCD) of $168$ and $90$. The GCD of $168$ and $90$ is $6$.
• Divide both the numerator and the denominator by the GCD:$\frac{168 \div 6}{90 \div 6} = \frac{28}{15}$

Answer $\frac{42}{45}\div\frac{2}{4} = \frac{28}{15}$

The following animation demonstrates the divide-by,