Decimals
Roots
Rational Versus Irrational
Compare and Order Real Numbers
True or False
100

What is a decimal called that has a final digit?

Terminating Decimal

100

What is the square root of 25?

5

100
A number that can be in the form of a fraction is called

A rational number

100

Which is greater: 2.2 or 2.2 repeating?

2.2 repeating

100

True or false: All rational numbers are whole numbers.

False

200

Write 5/8 as a decimal. 

0.625

200

What is the square root of 64?

8

200

A number that cannot be written in the form of a fraction is called...

an irrational number

200

Which is greater: pi or square root of 12?

Square root of 12

200
True or false: All decimals are irrational.
False
300

What is  -2/9 in decimal form?

-0.2 repeating

300

x2= 81. Solve for x

9

300

What are two ways to tell if a number is irrational?

A decimal that is non-terminating and non-repeating

300

Put these in order from least to greatest: 10/3, square root of 13, and pi

pi, 10/3 and square root of 13

300

True or false: Only certain decimals can be fractions. 

True

400

What is 4 4/5 as a decimal?

4.8

400

What is the cube root of 27?

3

400

Is the square root of 25 rational or irrational?

Rational

400

Are 1/9 and 0.1 the same number? Why or why not?

Not, because 1/9 is 0.1 repeating and 0.1 repeats the 0's after the 1 digit.

400

True or false: 0.345 is a terminating decimal

True

500
Is 2/3 a repeating decimal? Yes or no and why

Yes because it is 0.6 repeating.

500

What is the cube root of -1000

-10

500

Is the square root of 10 rational or irrational?

Irrational

500

Which is greater: 2 1/5 and square root of 7?

Square root of 7

500

True or False: a reasonable estimate for the square root of 20 is 9.4

False... the perfect squares are between 4 and 5. So a good estimate would be 4.5

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