Quiz 7 - Number System

Ms. Gillis puts two expressions on the board:

- 5.9 + 4.2

-5.9 · 4.2

Monique says the second expression has a greater value, because multiplying always gives bigger answers than adding. Do you agree? Defend your answer.

Convert the following fractions to decimals:

3/4

4/5

5/6

6/7

Then, put the fractions in order from least to greatest. What do you notice as the numerator and denominator each increase by 1? Why does that occur?

Classify 17/10

• Whole

• Irrational

• Rational

• None of the above

Tags

CCSS.6.NS.C.6

CCSS.6.NS.C.7

Which statement is NOT true?

• Every rational number is a real number

• Every integer is a rational number

• Every decimal number is an irrational number

• Every whole number is a rational number

Tags

CCSS.6.NS.C.6

What is the square root of 81?

• 40.5

• 6561

• 9

• 16

Tags

CCSS.6.EE.A.1

Which number is an irrational number?

• $\sqrt{9}$

• $\sqrt{100}$

• $\sqrt{49}$

• $\sqrt{120}$

Tags

CCSS.8.NS.A.1

The following numbers are displayed below

 $\sqrt{81}$  and 9

Which value is greater?

•  $\sqrt{81}$  

• It cannot be determined

• They are equivalent

• 9

Tags

CCSS.8.NS.A.2

Which number is NOT a perfect square?

• 196

• 121

• 169

• 132

Tags

CCSS.8.EE.A.2

Classify the following.

-0.98

• Rational

• Irrational

Tags

CCSS.6.NS.C.6

CCSS.6.NS.C.7

Classify the following.
 $\sqrt{96}$  

• Rational

• Irrational

Tags

CCSS.8.NS.A.1