Solve 21/12*-14/5

$$2 \frac{ 1 }{ 12 } \times -1 \frac{ 4 }{ 5 }$$

Evaluate

$$-\frac{15}{4}=-3.75$$

Solution Steps

Multiply 2 and 12 to get 24.

$$\frac{24+1}{12}\left(-\frac{1\times 5+4}{5}\right)$$

Add 24 and 1 to get 25.

$$\frac{25}{12}\left(-\frac{1\times 5+4}{5}\right)$$

Multiply 1 and 5 to get 5.

$$\frac{25}{12}\left(-\frac{5+4}{5}\right)$$

Add 5 and 4 to get 9.

$$\frac{25}{12}\left(-\frac{9}{5}\right)$$

Multiply \frac{25}{12} times -\frac{9}{5} by multiplying numerator times numerator and denominator times denominator.

$$\frac{25\left(-9\right)}{12\times 5}$$

Do the multiplications in the fraction \frac{25\left(-9\right)}{12\times 5}.

$$\frac{-225}{60}$$

Reduce the fraction \frac{-225}{60} to lowest terms by extracting and canceling out 15.

$$-\frac{15}{4}$$

Factor

$$-\frac{15}{4} = -3\frac{3}{4} = -3.75$$