Unit 1 Real Numbers Review

What is the value of the expression?

 $8.25\times-\frac{2}{3}\text{}$  

(a)  

Is $-\sqrt{40}$ a rational or irrational number?

• Rational

• Irrational

Tags

CCSS.6.NS.C.6

An Inequality is shown. 
 $\sqrt{10}<x<3\ \frac{1}{3}$  

Which value of x makes the inequality true?

• 3.13

• 3.2

• 3

Order the list of real numbers from least to greatest. 
 $-7,\ -\sqrt{60},\ -7\ \frac{7}{10},\ -\frac{66}{9}$  

•  $-\sqrt{60},-7\ \frac{7}{10},\ -\frac{66}{9},\ -7$  

•  $-\sqrt{60},-\frac{66}{9},\ -7\ \frac{7}{10},\ \ -7$  

•  $-7,\ -7\ \frac{7}{10},\ -\frac{66}{9},\ -\sqrt{60}$  

•  $-7,\ -\frac{66}{9},\ -7\ \frac{7}{10},\ -\sqrt{60}$  

Tags

CCSS.8.NS.A.2

The diagonal lengths of three rectangles are shown. Order the rectangles by their diagonal lengths from longest to shortest.

• PST

• SPT

• TPS

• TSP

To make a greeting card, Bryce used sheet of 1/4 red paper, 4/5 sheet of green paper, and 7/8 sheet of white paper. How many sheets of paper did Bryce use?

(a)  

Tori is organizing her DVD collection. If each DVD case is 3/4 inch wide, how many DVDs can fit on a shelf 63 inches wide?

(a)  

The square root of √53 is closest to what integer?

• 7

• 8

• 26

• 53

Tags

CCSS.8.NS.A.2

Point B on the number line below shows the best approximation of which square root?

•  $\sqrt{17}$  

•  $\sqrt{5}$  

•  $\sqrt{8}$  

•  $\sqrt{64}$  

Tags

CCSS.8.NS.A.2

What is the name of the subset of the real number system that the arrow is pointing to?

• Integers

• Irrational Numbers

• Whole Numbers