Basic Math Examples

$\frac{8!}{(8 - 2)! 2!}$

Step 1

Subtract $2$ from $8$ .

$\frac{8!}{(6)! 2!}$

Step 2

Rewrite $8!$ as $8 \cdot 7 \cdot 6!$ .

$\frac{8 \cdot 7 \cdot 6!}{(6)! 2!}$

Step 3

Reduce the expression by cancelling the common factors.

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Step 3.1

Cancel the common factor of $6!$ .

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Step 3.1.1

Cancel the common factor.

$\frac{8 \cdot 7 \cdot 6!}{(6)! 2!}$

Step 3.1.2

Rewrite the expression.

$\frac{8 \cdot 7}{2!}$

Step 3.2

Multiply $8$ by $7$ .

$\frac{56}{2!}$

Step 4

Simplify the denominator.

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Step 4.1

Expand $2!$ to $2 \cdot 1$ .

$\frac{56}{2 \cdot 1}$

Step 4.2

Multiply $2$ by $1$ .

$\frac{56}{2}$

Step 5

Divide $56$ by $2$ .

$28$