Solve 62.9+(12.5-7.6+3.21):0.1

$$62.9 + ( 12.5 - 7.6 + 3.21 ) : 0.1$$

Evaluate

$$144$$

Solution Steps

Subtract 7.6 from 12.5 to get 4.9.

$$62.9+\frac{4.9+3.21}{0.1}$$

Add 4.9 and 3.21 to get 8.11.

$$62.9+\frac{8.11}{0.1}$$

Expand \frac{8.11}{0.1} by multiplying both numerator and the denominator by 100.

$$62.9+\frac{811}{10}$$

Convert decimal number 62.9 to fraction \frac{629}{10}.

$$\frac{629}{10}+\frac{811}{10}$$

Since \frac{629}{10} and \frac{811}{10} have the same denominator, add them by adding their numerators.

$$\frac{629+811}{10}$$

Add 629 and 811 to get 1440.

$$\frac{1440}{10}$$

Divide 1440 by 10 to get 144.

$$144$$

Factor

$$2^{4}\times 3^{2}$$