What is 2 1/2 \div 1/2 ?

The solution to 2 1/2 \div 1/2 is 5

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2 1/2 \div 1/2

2 \frac{1}{2} \div \frac{1}{2}

5

Solution steps

2 \frac{1}{2} \div \frac{1}{2}

Convert mixed numbers to improper fractions:

2 \frac{1}{2} = \frac{5}{2}

= \frac{5}{2} \div \frac{1}{2}

Apply the fraction rule:

\frac{a}{b} \div \frac{c}{d} = \frac{a}{b} \times \frac{d}{c}

= \frac{5}{2} \times \frac{2}{1}

Cross-cancel:

2

= \frac{5}{1}

Apply the fraction rule:

\frac{a}{1} = a

= 5

\frac{1 - \frac{4}{5}}{2}

\frac{40}{4}

(b - 10) (b - 2)

\frac{16}{15}