Solve 5/14*21/25*7/5

$$\frac { 5 } { 14 } \times \frac { 21 } { 25 } \times \frac { 7 } { 5 }$$

Evaluate

$$\frac{21}{50}=0.42$$

Solution Steps

Multiply \frac{5}{14} times \frac{21}{25} by multiplying numerator times numerator and denominator times denominator.

$$\frac{5\times 21}{14\times 25}\times \frac{7}{5}$$

Do the multiplications in the fraction \frac{5\times 21}{14\times 25}.

$$\frac{105}{350}\times \frac{7}{5}$$

Reduce the fraction \frac{105}{350} to lowest terms by extracting and canceling out 35.

$$\frac{3}{10}\times \frac{7}{5}$$

Multiply \frac{3}{10} times \frac{7}{5} by multiplying numerator times numerator and denominator times denominator.

$$\frac{3\times 7}{10\times 5}$$

Do the multiplications in the fraction \frac{3\times 7}{10\times 5}.

$$\frac{21}{50}$$

Factor

$$\frac{3 \cdot 7}{2 \cdot 5 ^ {2}} = 0.42$$