Precalculus Examples

$1 - 2 (\frac{36}{49})$

Step 1

Simplify each term.

Tap for more steps...

Step 1.1

Multiply $- 2 (\frac{36}{49})$ .

Tap for more steps...

Step 1.1.1

Combine $- 2$ and $\frac{36}{49}$ .

$1 + \frac{- 2 \cdot 36}{49}$

Step 1.1.2

Multiply $- 2$ by $36$ .

$1 + \frac{- 72}{49}$

Step 1.2

Move the negative in front of the fraction.

$1 - \frac{72}{49}$

Step 2

Simplify the expression.

Tap for more steps...

Step 2.1

Write $1$ as a fraction with a common denominator.

$\frac{49}{49} - \frac{72}{49}$

Step 2.2

Combine the numerators over the common denominator.

$\frac{49 - 72}{49}$

Step 2.3

Subtract $72$ from $49$ .

$\frac{- 23}{49}$

Step 2.4

Move the negative in front of the fraction.

$- \frac{23}{49}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$- \frac{23}{49}$

Decimal Form:

$- 0.46938775 \dots$