Solve 18.900-0.1%

$$18.900-0.1 \%$$

Evaluate

$$18.899$$

Solution Steps

Expand \frac{0.1}{100} by multiplying both numerator and the denominator by 10.

$$18.9-\frac{1}{1000}$$

Convert decimal number 18.9 to fraction \frac{189}{10}.

$$\frac{189}{10}-\frac{1}{1000}$$

Least common multiple of 10 and 1000 is 1000. Convert \frac{189}{10} and \frac{1}{1000} to fractions with denominator 1000.

$$\frac{18900}{1000}-\frac{1}{1000}$$

Since \frac{18900}{1000} and \frac{1}{1000} have the same denominator, subtract them by subtracting their numerators.

$$\frac{18900-1}{1000}$$

Subtract 1 from 18900 to get 18899.

$$\frac{18899}{1000}$$

Factor

$$\frac{18899}{2 ^ {3} \cdot 5 ^ {3}} = 18\frac{899}{1000} = 18.899$$