Unit 1 - Real Number System Review

Zero can be classified as all of the following except which?

• Whole
• Rational
• Integer
• Natural

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

Classify the Number: -2.58

• irrational, real

• rational, real

• integer, rational, real

• integer, irrational, real

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

Explain the error

• -1.2 isn't an integer.
• -2 isn't a whole number and 3.4 isn't a rational number.
• -2 isn't a whole number and -1.2 isn't an integer.
• The numbers are graphed correctly.

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

CCSS.6.NS.C.7

How do you know that 5 and -5 are opposites? 

• Because they both have a 5 
• They are the same distance from 0 and on opposite sides of 0 
• Because they are the same 
• They both are on a number line 

Tags

CCSS.6.NS.C.6A

Evaluate the expression.

-(-5)

• 5

• 0

• -5

• 10

Tags

CCSS.7.NS.A.1B

Evaluate the expression.

-(12)

• 12

• -12

• 0

• 1/12

Tags

CCSS.6.NS.C.7C

What is absolute value?

• The value of a number

• The opposite of a number

• The distance a number is from zero

• The multiplicative inverse of a number

Tags

CCSS.6.NS.C.7C

Evaluate the expression.
| 9 |

• 0.9
• 9
• -9
• 90

Tags

CCSS.6.NS.C.7C

Evaluate the expression.

|–5|

• 1/5

• 5

• 0.5

• -5

Tags

CCSS.6.NS.C.7C

Compare these Integers using the symbols:
<  >   =
| -4 |  _____   4

• <
• >
• =

Tags

CCSS.6.NS.C.7A

CCSS.6.NS.C.7B