Solve 4-8/2-1*10-15/3-2

$$\frac { 4 - 8 } { 2 - 1 } \cdot \frac { 10 - 15 } { 3 - 2 }$$

Evaluate

$$20$$

Solution Steps

Subtract 8 from 4 to get -4.

$$\frac{-4}{2-1}\times \frac{10-15}{3-2}$$

Subtract 1 from 2 to get 1.

$$\frac{-4}{1}\times \frac{10-15}{3-2}$$

Anything divided by one gives itself.

$$-4\times \frac{10-15}{3-2}$$

Subtract 15 from 10 to get -5.

$$-4\times \frac{-5}{3-2}$$

Subtract 2 from 3 to get 1.

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

Anything divided by one gives itself.

$$-4\left(-5\right)$$

Multiply -4 and -5 to get 20.

$$20$$

Factor

$$2^{2}\times 5$$