Basic Math Examples

$\frac{- 1}{12} \cdot (- 9) \cdot \frac{4}{- 7}$

Step 1

Cancel the common factor of $3$ .

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Step 1.1

Factor $3$ out of $12$ .

$\frac{- 1}{3 (4)} \cdot - 9 \cdot \frac{4}{- 7}$

Step 1.2

Factor $3$ out of $- 9$ .

$\frac{- 1}{3 \cdot 4} \cdot (3 \cdot - 3) \cdot \frac{4}{- 7}$

Step 1.3

Cancel the common factor.

$\frac{- 1}{3 \cdot 4} \cdot (3 \cdot - 3) \cdot \frac{4}{- 7}$

Step 1.4

Rewrite the expression.

$\frac{- 1}{4} \cdot - 3 \cdot \frac{4}{- 7}$

Step 2

Combine $\frac{- 1}{4}$ and $- 3$ .

$\frac{- - 3}{4} \cdot \frac{4}{- 7}$

Step 3

Multiply $- 1$ by $- 3$ .

$\frac{3}{4} \cdot \frac{4}{- 7}$

Step 4

Cancel the common factor of $4$ .

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Step 4.1

Cancel the common factor.

$\frac{3}{4} \cdot \frac{4}{- 7}$

Step 4.2

Rewrite the expression.

$3 \cdot \frac{1}{- 7}$

Step 5

Combine $3$ and $\frac{1}{- 7}$ .

$\frac{3}{- 7}$

Step 6

Move the negative in front of the fraction.

$- \frac{3}{7}$

Step 7

The result can be shown in multiple forms.

Exact Form:

$- \frac{3}{7}$

Decimal Form:

$- 0.\overline{428571}$