# Adding and subtracting radicals

### Adding and subtracting radicals

To add and subtract radicals is easy! Just simplify the radicals as much as you can, and then add/subtract any like terms.

#### Lessons

• Introduction
a)
How to simplify radicals?

b)
How to add and subtract radicals?

• 1.
Adding and subtracting radicals
a)
6$\sqrt{12}$+ 3$\sqrt{8 }$ - 5$\sqrt{18 }$ - 3$\sqrt{3}$

b)
${^3}\sqrt{-48}$ - ${^3}\sqrt{162}$