Unit 5: Real Numbers Test Review

Front

What is the square root of 324?

Back

18

Front

Convert the repeating decimal 0.444... to a fraction.

Back

4/9

Front

What is the square root of 289?

Back

17

Front

Identify an irrational number from the following: 2.5, 5.72314....., -17, 1/2.

Back

5.72314.....

Front

Which of the following is rational: .211232112421125..., π, √25, √12?

Back

√25

Front

Define a rational number.

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers.

Front

What is an example of an irrational number?

Back

π (pi) is an example of an irrational number.

Front

What is the square root of 16?

Back

4

Front

How do you convert a decimal to a fraction?

Back

Write the decimal as a fraction with a denominator of 10, 100, etc., depending on the number of decimal places, then simplify.

Front

What is the square root of 144?

Back

12