Solve 43.79-20*2div1000*4

$$43.79-20 \times 2 \div 1000 \times 4$$

Evaluate

$$43.63$$

Solution Steps

Multiply 20 and 2 to get 40.

$$43.79-\frac{40}{1000}\times 4$$

Reduce the fraction \frac{40}{1000} to lowest terms by extracting and canceling out 40.

$$43.79-\frac{1}{25}\times 4$$

Multiply \frac{1}{25} and 4 to get \frac{4}{25}.

$$43.79-\frac{4}{25}$$

Convert decimal number 43.79 to fraction \frac{4379}{100}.

$$\frac{4379}{100}-\frac{4}{25}$$

Least common multiple of 100 and 25 is 100. Convert \frac{4379}{100} and \frac{4}{25} to fractions with denominator 100.

$$\frac{4379}{100}-\frac{16}{100}$$

Since \frac{4379}{100} and \frac{16}{100} have the same denominator, subtract them by subtracting their numerators.

$$\frac{4379-16}{100}$$

Subtract 16 from 4379 to get 4363.

$$\frac{4363}{100}$$

Factor

$$\frac{4363}{2 ^ {2} \cdot 5 ^ {2}} = 43\frac{63}{100} = 43.63$$