Real Number System Review

Practice Test Real Numbers

Multiple Choice

√7 is

• rational

• irrational

Multiple Choice

-√1 is

• rational

• irrational

Multiple Choice

11 is

• rational

• irrational

Multiple Choice

0.7171171117........

• rational

• irrational

Multiple Choice

.2525252525....

• rational

• irrational

√7 is irrational

-√1 is rational

11 is rational

0.717171117.... is irrational

.2525252525..... is rational

Multiple Choice

True or False?

All integers are rational.

• True

• False

Multiple Choice

True or False?

All negative fractions are irrational?

• True

• False

Multiple Choice

Select Always, Sometimes or Never.

An "integer" is an "irrational number."

• always

• sometimes

• never

All integers are rational TRUE

All negative fractions are irrational FALSE

An integer is NEVER an irrational number

Evaluate the next three expressions using m = 2, t = 4 and y = 9.

-√y

(√mt)

(√t)³ + (√m)²

Open Ended

using m = 2, t = 4 and y = 9

- √y

Open Ended

using m = 2, t = 4 and y = 9.

√mt

Open Ended

using m = 2, t = 4 and y = 9.

(√t)³ + (√m)²

Evaluate the next three expressions using m = 2, t = 4 and y = 9.

-√y = -3

(√mt) = √8

(√t)³ + (√m)² = 8 + 2 = 10

12) -2 1/3 13) -√15 14) 26/8 15) √.64 16) - √36/5 WRITE ANSWERS ON PAPER... question numbers with letter answer

Multiple Choice

12) - 2 1/3

• a

• b

• c

• d

• f

Multiple Choice

13) - √15

• a

• b

• c

• d

• f

Multiple Choice

12) 26/8

• a

• b

• c

• d

• f

Multiple Choice

12) -√.64

• a

• b

• c

• d

• f

Multiple Choice

12) - 2 1/3

• a

• b

• c

• d

• f

ANSWERS 12) -2 1/3 b 13) -√15 a 14) 26/8 f 15) √.64 d 16) - √36/5 c

Place the numbers below in order from LEAST to GREATEST by using their letters. Use no spaces or commas.   Ex. ABCDEF. WRITE YOUR ANSWER ON PAPER BEFORE THE NEXT SLIDE.

ANSWER BEAFCD

Multiple Select

97 belongs to which number sets. Select ALL that apply.

• counting

• whole

• integer

• rational

• real

Multiple Select

√17 belongs to which number sets. Select ALL that apply.

• whole

• integer

• rational

• irrational

• real

Multiple Select

1/3 belongs to which number sets. Select ALL that apply.

• whole

• integer

• rational

• irrational

• real

Multiple Choice

√10___ 9.4

Select <, > or =.

• <

• >

• =

Multiple Choice

1.4___ √1.96

Select <, > or =.

• <

• >

• =

Multiple Choice

√362___ 19

Select <, > or =.

• <

• >

• =

Multiple Choice

16 - √25___ √16 - 25

Select <, > or =.

• <

• >

• =

Multiple Choice

Which number family below represents all the other families combined?

• whole

• integer

• rational

• irrational

• real