Solve 12/3*31/4=

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

Evaluate

$$\frac{65}{12}\approx 5.416666667$$

Solution Steps

Multiply 1 and 3 to get 3.

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

Add 3 and 2 to get 5.

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

Multiply 3 and 4 to get 12.

$$\frac{5}{3}\times \frac{12+1}{4}$$

Add 12 and 1 to get 13.

$$\frac{5}{3}\times \frac{13}{4}$$

Multiply \frac{5}{3} times \frac{13}{4} by multiplying numerator times numerator and denominator times denominator.

$$\frac{5\times 13}{3\times 4}$$

Do the multiplications in the fraction \frac{5\times 13}{3\times 4}.

$$\frac{65}{12}$$

Factor

$$\frac{5 \cdot 13}{2 ^ {2} \cdot 3} = 5\frac{5}{12} = 5.416666666666667$$