Solve 18-102/8=

$$18 - 10 \frac { 2 } { 8 } =$$

Evaluate

$$\frac{31}{4}=7.75$$

Solution Steps

Multiply 10 and 8 to get 80.

$$18-\frac{80+2}{8}$$

Add 80 and 2 to get 82.

$$18-\frac{82}{8}$$

Reduce the fraction \frac{82}{8} to lowest terms by extracting and canceling out 2.

$$18-\frac{41}{4}$$

Convert 18 to fraction \frac{72}{4}.

$$\frac{72}{4}-\frac{41}{4}$$

Since \frac{72}{4} and \frac{41}{4} have the same denominator, subtract them by subtracting their numerators.

$$\frac{72-41}{4}$$

Subtract 41 from 72 to get 31.

$$\frac{31}{4}$$

Factor

$$\frac{31}{2 ^ {2}} = 7\frac{3}{4} = 7.75$$