Solve 31/2*22/4=

$$3 \frac{ 1 }{ 2 } \times 2 \frac{ 2 }{ 4 } =$$

Evaluate

$$\frac{35}{4}=8.75$$

Solution Steps

Multiply 3 and 2 to get 6.

$$\frac{6+1}{2}\times \frac{2\times 4+2}{4}$$

Add 6 and 1 to get 7.

$$\frac{7}{2}\times \frac{2\times 4+2}{4}$$

Multiply 2 and 4 to get 8.

$$\frac{7}{2}\times \frac{8+2}{4}$$

Add 8 and 2 to get 10.

$$\frac{7}{2}\times \frac{10}{4}$$

Reduce the fraction \frac{10}{4} to lowest terms by extracting and canceling out 2.

$$\frac{7}{2}\times \frac{5}{2}$$

Multiply \frac{7}{2} times \frac{5}{2} by multiplying numerator times numerator and denominator times denominator.

$$\frac{7\times 5}{2\times 2}$$

Do the multiplications in the fraction \frac{7\times 5}{2\times 2}.

$$\frac{35}{4}$$

Factor

$$\frac{5 \cdot 7}{2 ^ {2}} = 8\frac{3}{4} = 8.75$$