What is 3 1/2 \times 4 ?

The solution to 3 1/2 \times 4 is 14

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simplify 3 1/2 \times 4

simplify

3 \frac{1}{2} \cdot 4

14

Solution steps

3 \frac{1}{2} \cdot 4

Convert mixed numbers to improper fractions:

3 \frac{1}{2} = \frac{7}{2}

= \frac{7}{2} \cdot 4

Convert element to fraction:

4 = \frac{4}{1}

= \frac{7}{2} \cdot \frac{4}{1}

Apply the fraction rule:

\frac{a}{b} \cdot \frac{c}{d} = \frac{a \cdot c}{b \cdot d}

= \frac{7 \cdot 4}{2 \cdot 1}

Cancel

\frac{7 \cdot 4}{2 \cdot 1} : 14

= 14

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