Basic Math Examples

2 \frac{1}{2} \cdot - 2400

$2 \frac{1}{2} \cdot - 2400$

Step 1

Convert

2 \frac{1}{2}

$2 \frac{1}{2}$ to an improper fraction.

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Step 1.1

A mixed number is an addition of its whole and fractional parts.

(2 + \frac{1}{2}) \cdot - 2400

$(2 + \frac{1}{2}) \cdot - 2400$

Step 1.2

Add

2

$2$ and

\frac{1}{2}

$\frac{1}{2}$ .

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Step 1.2.1

To write

2

$2$ as a fraction with a common denominator, multiply by

\frac{2}{2}

$\frac{2}{2}$ .

(2 \cdot \frac{2}{2} + \frac{1}{2}) \cdot - 2400

$(2 \cdot \frac{2}{2} + \frac{1}{2}) \cdot - 2400$

Step 1.2.2

Combine

2

$2$ and

\frac{2}{2}

$\frac{2}{2}$ .

(\frac{2 \cdot 2}{2} + \frac{1}{2}) \cdot - 2400

$(\frac{2 \cdot 2}{2} + \frac{1}{2}) \cdot - 2400$

Step 1.2.3

Combine the numerators over the common denominator.

\frac{2 \cdot 2 + 1}{2} \cdot - 2400

$\frac{2 \cdot 2 + 1}{2} \cdot - 2400$

Step 1.2.4

Simplify the numerator.

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Step 1.2.4.1

Multiply

2

$2$ by

2

$2$ .

\frac{4 + 1}{2} \cdot - 2400

$\frac{4 + 1}{2} \cdot - 2400$

Step 1.2.4.2

Add

4

$4$ and

1

$1$ .

\frac{5}{2} \cdot - 2400

$\frac{5}{2} \cdot - 2400$

\frac{5}{2} \cdot - 2400

$\frac{5}{2} \cdot - 2400$

\frac{5}{2} \cdot - 2400

$\frac{5}{2} \cdot - 2400$

\frac{5}{2} \cdot - 2400

$\frac{5}{2} \cdot - 2400$

Step 2

Cancel the common factor of

2

$2$ .

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Step 2.1

Factor

2

$2$ out of

- 2400

$- 2400$ .

\frac{5}{2} \cdot (2 (- 1200))

$\frac{5}{2} \cdot (2 (- 1200))$

Step 2.2

Cancel the common factor.

\frac{5}{2} \cdot (2 \cdot - 1200)

$\frac{5}{2} \cdot (2 \cdot - 1200)$

Step 2.3

Rewrite the expression.

5 \cdot - 1200

$5 \cdot - 1200$

5 \cdot - 1200

$5 \cdot - 1200$

Step 3

Multiply

5

$5$ by

- 1200

$- 1200$ .

- 6000

$- 6000$

2 \frac{1}{2} \cdot - 2400

$2 \frac{1}{2} \cdot - 2400$

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