What is 45/72 Divided By 1/2

Solving $\frac{45}{72}\div\frac{1}{2}$

• Rewrite the Division as Multiplication by the Reciprocal:

$\frac{45}{72} \div \frac{1}{2} = \frac{45}{72} \times \frac{2}{1}$

• Multiply the Numerators: $45 \times 2 = 90$
• Multiply the Denominators: $72 \times 1 = 72$
• Form the New Fraction: $\frac{45}{72} \times \frac{1}{2} = \frac{90}{72}$

Let's Simplify $\frac{90}{72}$

• Find the Greatest Common Divisor (GCD) of $90$ and $72$. The GCD of $90$ and $72$ is $18$.
• Divide both the numerator and the denominator by the GCD:$\frac{90 \div 18}{72 \div 18} = \frac{5}{4}$

Answer $\frac{45}{72}\div\frac{1}{2} = \frac{5}{4}$

The following animation demonstrates the divide-by,