Solve 60+[100-70/200-150]*20

$$60 + [ \frac { 100 - 70 } { 200 - 150 } ] \times 20$$

Evaluate

$$72$$

Solution Steps

Subtract 70 from 100 to get 30.

$$60+\frac{30}{200-150}\times 20$$

Subtract 150 from 200 to get 50.

$$60+\frac{30}{50}\times 20$$

Reduce the fraction \frac{30}{50} to lowest terms by extracting and canceling out 10.

$$60+\frac{3}{5}\times 20$$

Express \frac{3}{5}\times 20 as a single fraction.

$$60+\frac{3\times 20}{5}$$

Multiply 3 and 20 to get 60.

$$60+\frac{60}{5}$$

Divide 60 by 5 to get 12.

$$60+12$$

Add 60 and 12 to get 72.

$$72$$

Factor

$$2^{3}\times 3^{2}$$