Solve 47/8*4/5

$$4 \frac { 7 } { 8 } \times \frac{ 4 }{ 5 }$$

Evaluate

$$\frac{39}{10}=3.9$$

Solution Steps

Multiply 4 and 8 to get 32.

$$\frac{32+7}{8}\times \frac{4}{5}$$

Add 32 and 7 to get 39.

$$\frac{39}{8}\times \frac{4}{5}$$

Multiply \frac{39}{8} times \frac{4}{5} by multiplying numerator times numerator and denominator times denominator.

$$\frac{39\times 4}{8\times 5}$$

Do the multiplications in the fraction \frac{39\times 4}{8\times 5}.

$$\frac{156}{40}$$

Reduce the fraction \frac{156}{40} to lowest terms by extracting and canceling out 4.

$$\frac{39}{10}$$

Factor

$$\frac{3 \cdot 13}{2 \cdot 5} = 3\frac{9}{10} = 3.9$$