Basic Math Examples

$\frac{22}{7} \cdot \frac{21}{1} \cdot \frac{21}{1} \cdot \frac{1}{2}$

Step 1

Cancel the common factor of $7$ .

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Step 1.1

Factor $7$ out of $21$ .

$\frac{22}{7} \cdot \frac{7 (3)}{1} \cdot \frac{21}{1} \cdot \frac{1}{2}$

Step 1.2

Cancel the common factor.

$\frac{22}{7} \cdot \frac{7 \cdot 3}{1} \cdot \frac{21}{1} \cdot \frac{1}{2}$

Step 1.3

Rewrite the expression.

$22 \cdot 3 \cdot \frac{21}{1} \cdot \frac{1}{2}$

Step 2

Multiply $22$ by $3$ .

$66 \cdot \frac{21}{1} \cdot \frac{1}{2}$

Step 3

Cancel the common factor of $2$ .

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Step 3.1

Factor $2$ out of $66 \cdot \frac{21}{1}$ .

$2 (33 \cdot \frac{21}{1}) \cdot \frac{1}{2}$

Step 3.2

Cancel the common factor.

$2 (33 \cdot \frac{21}{1}) \cdot \frac{1}{2}$

Step 3.3

Rewrite the expression.

$33 \cdot \frac{21}{1}$

Step 4

Combine $33$ and $\frac{21}{1}$ .

$\frac{33 \cdot 21}{1}$

Step 5

Multiply.

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Step 5.1

Multiply $33$ by $21$ .

$\frac{693}{1}$

Step 5.2

Divide $693$ by $1$ .

$693$