Basic Math Examples

$\frac{1}{5} - 9 \cdot 8.3$

Step 1

Multiply $- 9$ by $8.3$ .

$\frac{1}{5} - 74.7$

Step 2

To write $- 74.7$ as a fraction with a common denominator, multiply by $\frac{5}{5}$ .

$\frac{1}{5} - 74.7 \cdot \frac{5}{5}$

Step 3

Combine fractions.

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Step 3.1

Combine $- 74.7$ and $\frac{5}{5}$ .

$\frac{1}{5} + \frac{- 74.7 \cdot 5}{5}$

Step 3.2

Combine the numerators over the common denominator.

$\frac{1 - 74.7 \cdot 5}{5}$

Step 4

Simplify the numerator.

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Step 4.1

Multiply $- 74.7$ by $5$ .

$\frac{1 - 373.5}{5}$

Step 4.2

Subtract $373.5$ from $1$ .

$\frac{- 372.5}{5}$

Step 5

Divide $- 372.5$ by $5$ .

$- 74.5$