Number Sense CA Review

Evaluate the expression for the given variable values.

$$4\left|m-n\right|$$   when $$m=-7$$   and $$n=2$$  

Evaluate:

3 +1+ |− 10 − 6| − 5 ∙ 8 =

$$a^2+b^2\ when\ a=3\ and\ b=-4$$  

Which of the following are whole numbers?

Is $$74.\overline{8}$$  a natural number?

Which of the following is a rational number?

Which of the following describe ^–77?

Select all that apply.

Which of the following describe $$\frac{0}{3}$$  ?

Select all that apply.

$$\sqrt{81}-\sqrt{16}$$  

$$\sqrt{\left(\frac{16}{81}\right)}\ \ =\ ?$$