Solve 20/71/821/41/8

$$\frac{ 20 }{ 7 } \frac{ 1 }{ 8 } \frac{ 21 }{ 4 } \frac{ 1 }{ 8 }$$

Evaluate

$$\frac{15}{64}=0.234375$$

Solution Steps

Multiply \frac{20}{7} times \frac{1}{8} by multiplying numerator times numerator and denominator times denominator.

$$\frac{20\times 1}{7\times 8}\times \frac{21}{4}\times \frac{1}{8}$$

Do the multiplications in the fraction \frac{20\times 1}{7\times 8}.

$$\frac{20}{56}\times \frac{21}{4}\times \frac{1}{8}$$

Reduce the fraction \frac{20}{56} to lowest terms by extracting and canceling out 4.

$$\frac{5}{14}\times \frac{21}{4}\times \frac{1}{8}$$

Multiply \frac{5}{14} times \frac{21}{4} by multiplying numerator times numerator and denominator times denominator.

$$\frac{5\times 21}{14\times 4}\times \frac{1}{8}$$

Do the multiplications in the fraction \frac{5\times 21}{14\times 4}.

$$\frac{105}{56}\times \frac{1}{8}$$

Reduce the fraction \frac{105}{56} to lowest terms by extracting and canceling out 7.

$$\frac{15}{8}\times \frac{1}{8}$$

Multiply \frac{15}{8} times \frac{1}{8} by multiplying numerator times numerator and denominator times denominator.

$$\frac{15\times 1}{8\times 8}$$

Do the multiplications in the fraction \frac{15\times 1}{8\times 8}.

$$\frac{15}{64}$$

Factor

$$\frac{3 \cdot 5}{2 ^ {6}} = 0.234375$$