What is 12/45 Divided By 4/1

Solving $\frac{12}{45}\div\frac{4}{1}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{12}{45} \div \frac{4}{1} = \frac{12}{45} \times \frac{1}{4}$

• Multiply the Numerators: $12 \times 1 = 12$
• Multiply the Denominators: $45 \times 4 = 180$
• Form the New Fraction: $\frac{12}{45} \times \frac{4}{1} = \frac{12}{180}$

Let's Simplify $\frac{12}{180}$

• Find the Greatest Common Divisor (GCD) of $12$ and $180$. The GCD of $12$ and $180$ is $12$.
• Divide both the numerator and the denominator by the GCD:$\frac{12 \div 12}{180 \div 12} = \frac{1}{15}$

Answer $\frac{12}{45}\div\frac{4}{1} = \frac{1}{15}$

The following animation demonstrates the divide-by,