Solve 1/100+81-1

$$\frac { 1 } { 100 } + 81 - 1$$

Evaluate

$$\frac{8001}{100}=80.01$$

Solution Steps

Convert 81 to fraction \frac{8100}{100}.

$$\frac{1}{100}+\frac{8100}{100}-1$$

Since \frac{1}{100} and \frac{8100}{100} have the same denominator, add them by adding their numerators.

$$\frac{1+8100}{100}-1$$

Add 1 and 8100 to get 8101.

$$\frac{8101}{100}-1$$

Convert 1 to fraction \frac{100}{100}.

$$\frac{8101}{100}-\frac{100}{100}$$

Since \frac{8101}{100} and \frac{100}{100} have the same denominator, subtract them by subtracting their numerators.

$$\frac{8101-100}{100}$$

Subtract 100 from 8101 to get 8001.

$$\frac{8001}{100}$$

Factor

$$\frac{3 ^ {2} \cdot 7 \cdot 127}{2 ^ {2} \cdot 5 ^ {2}} = 80\frac{1}{100} = 80.01$$