Solve (100div1000)-1*100=

$$(100 \div 1000)-1 \times 100=$$

Evaluate

$$-\frac{999}{10}=-99.9$$

Solution Steps

Reduce the fraction \frac{100}{1000} to lowest terms by extracting and canceling out 100.

$$\frac{1}{10}-1\times 100$$

Multiply 1 and 100 to get 100.

$$\frac{1}{10}-100$$

Convert 100 to fraction \frac{1000}{10}.

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

Since \frac{1}{10} and \frac{1000}{10} have the same denominator, subtract them by subtracting their numerators.

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

Subtract 1000 from 1 to get -999.

$$-\frac{999}{10}$$

Factor

$$-\frac{999}{10} = -99\frac{9}{10} = -99.9$$