Solve 159.990-30%

$$159.990-30 \%$$

Evaluate

$$159.69$$

Solution Steps

Reduce the fraction \frac{30}{100} to lowest terms by extracting and canceling out 10.

$$159.99-\frac{3}{10}$$

Convert decimal number 159.99 to fraction \frac{15999}{100}.

$$\frac{15999}{100}-\frac{3}{10}$$

Least common multiple of 100 and 10 is 100. Convert \frac{15999}{100} and \frac{3}{10} to fractions with denominator 100.

$$\frac{15999}{100}-\frac{30}{100}$$

Since \frac{15999}{100} and \frac{30}{100} have the same denominator, subtract them by subtracting their numerators.

$$\frac{15999-30}{100}$$

Subtract 30 from 15999 to get 15969.

$$\frac{15969}{100}$$

Factor

$$\frac{3 \cdot 5323}{2 ^ {2} \cdot 5 ^ {2}} = 159\frac{69}{100} = 159.69$$