Solve 5*81/2+1

$$5 \cdot 8 \frac { 1 } { 2 } + 1$$

Evaluate

$$\frac{87}{2}=43.5$$

Solution Steps

Multiply 8 and 2 to get 16.

$$5\times \frac{16+1}{2}+1$$

Add 16 and 1 to get 17.

$$5\times \frac{17}{2}+1$$

Express 5\times \frac{17}{2} as a single fraction.

$$\frac{5\times 17}{2}+1$$

Multiply 5 and 17 to get 85.

$$\frac{85}{2}+1$$

Convert 1 to fraction \frac{2}{2}.

$$\frac{85}{2}+\frac{2}{2}$$

Since \frac{85}{2} and \frac{2}{2} have the same denominator, add them by adding their numerators.

$$\frac{85+2}{2}$$

Add 85 and 2 to get 87.

$$\frac{87}{2}$$

Factor

$$\frac{3 \cdot 29}{2} = 43\frac{1}{2} = 43.5$$