Basic Math Examples

$2 \frac{1}{2} \div 22000000$

Step 1

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

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Step 1.1

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

$(2 + \frac{1}{2}) \div 22000000$

Step 1.2

Add $2$ and $\frac{1}{2}$ .

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Step 1.2.1

To write $2$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

$(2 \cdot \frac{2}{2} + \frac{1}{2}) \div 22000000$

Step 1.2.2

Combine $2$ and $\frac{2}{2}$ .

$(\frac{2 \cdot 2}{2} + \frac{1}{2}) \div 22000000$

Step 1.2.3

Combine the numerators over the common denominator.

$\frac{2 \cdot 2 + 1}{2} \div 22000000$

Step 1.2.4

Simplify the numerator.

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Step 1.2.4.1

Multiply $2$ by $2$ .

$\frac{4 + 1}{2} \div 22000000$

Step 1.2.4.2

Add $4$ and $1$ .

$\frac{5}{2} \div 22000000$

Step 2

Rewrite the division as a fraction.

$\frac{\frac{5}{2}}{22000000}$

Step 3

Multiply the numerator by the reciprocal of the denominator.

$\frac{5}{2} \cdot \frac{1}{22000000}$

Step 4

Cancel the common factor of $5$ .

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Step 4.1

Factor $5$ out of $22000000$ .

$\frac{5}{2} \cdot \frac{1}{5 (4400000)}$

Step 4.2

Cancel the common factor.

$\frac{5}{2} \cdot \frac{1}{5 \cdot 4400000}$

Step 4.3

Rewrite the expression.

$\frac{1}{2} \cdot \frac{1}{4400000}$

Step 5

Multiply $\frac{1}{2}$ by $\frac{1}{4400000}$ .

$\frac{1}{2 \cdot 4400000}$

Step 6

Multiply $2$ by $4400000$ .

$\frac{1}{8800000}$

Step 7

The result can be shown in multiple forms.

Exact Form:

$\frac{1}{8800000}$

Decimal Form:

$1.1\overline{36} \cdot 10^{- 7}$