Solve 1/2*6.9*1.9

$$\frac{ 1 }{ 2 } \times 6.9 \times 1.9$$

Evaluate

$$6.555$$

Solution Steps

Convert decimal number 6.9 to fraction \frac{69}{10}.

$$\frac{1}{2}\times \frac{69}{10}\times 1.9$$

Multiply \frac{1}{2} times \frac{69}{10} by multiplying numerator times numerator and denominator times denominator.

$$\frac{1\times 69}{2\times 10}\times 1.9$$

Do the multiplications in the fraction \frac{1\times 69}{2\times 10}.

$$\frac{69}{20}\times 1.9$$

Convert decimal number 1.9 to fraction \frac{19}{10}.

$$\frac{69}{20}\times \frac{19}{10}$$

Multiply \frac{69}{20} times \frac{19}{10} by multiplying numerator times numerator and denominator times denominator.

$$\frac{69\times 19}{20\times 10}$$

Do the multiplications in the fraction \frac{69\times 19}{20\times 10}.

$$\frac{1311}{200}$$

Factor

$$\frac{3 \cdot 19 \cdot 23}{2 ^ {3} \cdot 5 ^ {2}} = 6\frac{111}{200} = 6.555$$