Solve 125*2/4-42=

$$125 \times \frac{ 2 }{ 4 } -42=$$

Evaluate

$$\frac{41}{2}=20.5$$

Solution Steps

Reduce the fraction \frac{2}{4} to lowest terms by extracting and canceling out 2.

$$125\times \frac{1}{2}-42$$

Multiply 125 and \frac{1}{2} to get \frac{125}{2}.

$$\frac{125}{2}-42$$

Convert 42 to fraction \frac{84}{2}.

$$\frac{125}{2}-\frac{84}{2}$$

Since \frac{125}{2} and \frac{84}{2} have the same denominator, subtract them by subtracting their numerators.

$$\frac{125-84}{2}$$

Subtract 84 from 125 to get 41.

$$\frac{41}{2}$$

Factor

$$\frac{41}{2} = 20\frac{1}{2} = 20.5$$