Number Properties Quiz

Provide an example of a rational number and explain how you can determine that it is rational.

Is 0.9876... a rational or irrational number? Explain your answer.

Plot the following numbers on a number line showing their approximate location to the nearest tenth:

Choose which number(s) below are rational.

• √5 - 3

• 3√125

• √64

• 3π

• -2 + √27

Plot the following cube roots on a number line:

Order the rational and irrational numbers from least to greatest and plot on a number line.

Plot -2.7693 on the number line below and explain how you determined its location.

Using the chart provided, compare the irrational and rational numbers shown.

Sophia earns $16 per hour and worked 7.5 hours per day. She spent $18 per workday on lunch. Sophia saves a quarter of her remaining money in her savings per day. Write an expression representing the amount of money Sophia put in her savings account at the end of the day.

• True

• False

Calculate the value of the expression ( 35 ÷ 5 - 7 - 2^3 ).