What is 12/42 Divided By 3/1

Solving $\frac{12}{42}\div\frac{3}{1}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{12}{42} \div \frac{3}{1} = \frac{12}{42} \times \frac{1}{3}$

• Multiply the Numerators: $12 \times 1 = 12$
• Multiply the Denominators: $42 \times 3 = 126$
• Form the New Fraction: $\frac{12}{42} \times \frac{3}{1} = \frac{12}{126}$

Let's Simplify $\frac{12}{126}$

• Find the Greatest Common Divisor (GCD) of $12$ and $126$. The GCD of $12$ and $126$ is $6$.
• Divide both the numerator and the denominator by the GCD:$\frac{12 \div 6}{126 \div 6} = \frac{2}{21}$

Answer $\frac{12}{42}\div\frac{3}{1} = \frac{2}{21}$

The following animation demonstrates the divide-by,