Solve 51/4*31/7

$$5 \frac { 1 } { 4 } \times 3 \frac { 1 } { 7 }$$

Evaluate

$$\frac{33}{2}=16.5$$

Solution Steps

Multiply 5 and 4 to get 20.

$$\frac{20+1}{4}\times \frac{3\times 7+1}{7}$$

Add 20 and 1 to get 21.

$$\frac{21}{4}\times \frac{3\times 7+1}{7}$$

Multiply 3 and 7 to get 21.

$$\frac{21}{4}\times \frac{21+1}{7}$$

Add 21 and 1 to get 22.

$$\frac{21}{4}\times \frac{22}{7}$$

Multiply \frac{21}{4} times \frac{22}{7} by multiplying numerator times numerator and denominator times denominator.

$$\frac{21\times 22}{4\times 7}$$

Do the multiplications in the fraction \frac{21\times 22}{4\times 7}.

$$\frac{462}{28}$$

Reduce the fraction \frac{462}{28} to lowest terms by extracting and canceling out 14.

$$\frac{33}{2}$$

Factor

$$\frac{3 \cdot 11}{2} = 16\frac{1}{2} = 16.5$$