Solve 2*3.14*21/3

$$2 \times 3.14 \times 2 \frac{ 1 }{ 3 }$$

Evaluate

$$\frac{1099}{75}\approx 14.653333333$$

Solution Steps

Multiply 2 and 3.14 to get 6.28.

$$6.28\times \frac{2\times 3+1}{3}$$

Multiply 2 and 3 to get 6.

$$6.28\times \frac{6+1}{3}$$

Add 6 and 1 to get 7.

$$6.28\times \frac{7}{3}$$

Convert decimal number 6.28 to fraction \frac{628}{100}. Reduce the fraction \frac{628}{100} to lowest terms by extracting and canceling out 4.

$$\frac{157}{25}\times \frac{7}{3}$$

Multiply \frac{157}{25} times \frac{7}{3} by multiplying numerator times numerator and denominator times denominator.

$$\frac{157\times 7}{25\times 3}$$

Do the multiplications in the fraction \frac{157\times 7}{25\times 3}.

$$\frac{1099}{75}$$

Factor

$$\frac{7 \cdot 157}{3 \cdot 5 ^ {2}} = 14\frac{49}{75} = 14.653333333333334$$