$$\left|-8\right|\ -\left|-5\right|=3\ units$$

$$\left(-8\right)-\left(-5\right)=3\ units\$$

$$\left|-8\right|-\left|-5\right|=-3\ units\$$

$$\left|-8\right|+\left|-5\right|=12\ units$$

$$\left|-3\right|\ +\left|4\right|=-7\ units$$

$$\left|-3\right|-\left|4\right|=-1\ units$$

$$\left|-3\right|+\left|4\right|=7\ units\$$

$$\left(-3\right)+\left(4\right)=1\ unit$$

$$\left|-6\right|-\left|2\right|=4\ units$$

$$\left|-6\right|-\left|2\right|=4\ units$$

$$\left(2\right)-\left(-6\right)=8\ units$$

$$\left|2\right|+\left|-6\right|=8\ units$$

$$\left|-3\right|+\left|4\right|=7\ units$$

$$\left|-3\right|-\left|4\right|=-1\ units$$

$$\left(-3\right)+\left(4\right)=7\ units$$

$$\left|3\right|+\left|4\right|=7\ units$$

$$6-0=6\ units$$

$$\left|-6\right|-\left|6\right|=0\ units$$

$$\left|-6\right|-\left|0\right|=6\ units$$

$$\left|6\right|+\left|0\right|=6\ units$$

$$-5+5=10\ units$$

$$\left|-5\right|+\left|5\right|=10\ units$$

$$\left|-5\right|-\left|5\right|=10\ units$$

$$\left|5\right|+\left|5\right|=10\ units$$