What is 45/42 Divided By 4/1

Solving $\frac{45}{42}\div\frac{4}{1}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{45}{42} \div \frac{4}{1} = \frac{45}{42} \times \frac{1}{4}$

• Multiply the Numerators: $45 \times 1 = 45$
• Multiply the Denominators: $42 \times 4 = 168$
• Form the New Fraction: $\frac{45}{42} \times \frac{4}{1} = \frac{45}{168}$

Let's Simplify $\frac{45}{168}$

• Find the Greatest Common Divisor (GCD) of $45$ and $168$. The GCD of $45$ and $168$ is $3$.
• Divide both the numerator and the denominator by the GCD:$\frac{45 \div 3}{168 \div 3} = \frac{15}{56}$

Answer $\frac{45}{42}\div\frac{4}{1} = \frac{15}{56}$

The following animation demonstrates the divide-by,