Solve -20+72*66.66/60

$$-20+ \frac{ 72 \times 66.66 }{ 60 }$$

Evaluate

$$59.992$$

Solution Steps

Multiply 72 and 66.66 to get 4799.52.

$$-20+\frac{4799.52}{60}$$

Expand \frac{4799.52}{60} by multiplying both numerator and the denominator by 100.

$$-20+\frac{479952}{6000}$$

Reduce the fraction \frac{479952}{6000} to lowest terms by extracting and canceling out 48.

$$-20+\frac{9999}{125}$$

Convert -20 to fraction -\frac{2500}{125}.

$$-\frac{2500}{125}+\frac{9999}{125}$$

Since -\frac{2500}{125} and \frac{9999}{125} have the same denominator, add them by adding their numerators.

$$\frac{-2500+9999}{125}$$

Add -2500 and 9999 to get 7499.

$$\frac{7499}{125}$$

Factor

$$\frac{7499}{5 ^ {3}} = 59\frac{124}{125} = 59.992$$