Math 8: SoL 8.1 Review

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

Which of the following is a rational number: √8, √16, √50, √75?

Back

√16 is a rational number because it equals 4, which is an integer.

Front

Order the following numbers from greatest to least: 2.2, √5, 81%, 1/12, -2.02.

Back

√5, 2.2, 81%, 1/12, -2.02.

Front

Order the following numbers from least to greatest: √16, -3, √23, 16/5, -4.5.

Back

-4.5, -3, 16/5, √16, √23.

Front

Order 3π, √10, and 3.25 from least to greatest.

Back

√10, 3.25, 3π.

Front

Between which two integers does √40 lie?

Back

√40 is between 6 and 7.

Front

What is the approximate value of √5?

Back

√5 is approximately 2.236.

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide by 100.

Front

What is the decimal equivalent of 81%?

Back

81% is equal to 0.81.

Front

How do you compare two irrational numbers?

Back

To compare two irrational numbers, approximate their values or use a calculator.