8.NS.1, 8.NS.2 Rational/Irrational Numbers

 $\frac{2}{11}$  

 $\frac{2}{9}$  

 $\frac{9}{50}$  

 $\frac{1}{18}$  

0.1

0.12121212...

9

0.1111...

$\frac{4}{7}$

$\sqrt{30}$

$\frac{21}{\sqrt{4}}$

$\pi$

$-27$

$\sqrt{12}$ is to the right of point B, because it is less than 4.

$\sqrt{12}$ is between points A and B, because it is less than 0 and greater than 4.

$\sqrt{12}$ is between points A and B, because it is greater than 0 and less than 4.

$\sqrt{12}$ is to the right of point B, because it is greater than 4.

$3+\sqrt{15}$

$5+\sqrt{6}$

$8-\sqrt{3}$

$10-\sqrt{11}$

$\sqrt{6}$

$-\sqrt{81}$

$\sqrt{21}$

$\sqrt{38}$

$\sqrt{44}$