Solve 2,8:4+11*0,5=

$$2,8 : 4 + 11 \cdot 0,5 =$$

Evaluate

$$6,2$$

Solution Steps

Expand \frac{2,8}{4} by multiplying both numerator and the denominator by 10.

$$\frac{28}{40}+11\times 0,5$$

Reduce the fraction \frac{28}{40} to lowest terms by extracting and canceling out 4.

$$\frac{7}{10}+11\times 0,5$$

Multiply 11 and 0,5 to get 5,5.

$$\frac{7}{10}+5,5$$

Convert decimal number 5,5 to fraction \frac{55}{10}. Reduce the fraction \frac{55}{10} to lowest terms by extracting and canceling out 5.

$$\frac{7}{10}+\frac{11}{2}$$

Least common multiple of 10 and 2 is 10. Convert \frac{7}{10} and \frac{11}{2} to fractions with denominator 10.

$$\frac{7}{10}+\frac{55}{10}$$

Since \frac{7}{10} and \frac{55}{10} have the same denominator, add them by adding their numerators.

$$\frac{7+55}{10}$$

Add 7 and 55 to get 62.

$$\frac{62}{10}$$

Reduce the fraction \frac{62}{10} to lowest terms by extracting and canceling out 2.

$$\frac{31}{5}$$

Factor

$$\frac{31}{5} = 6\frac{1}{5} = 6.2$$