Week 5 Practice Review

Use the model shown above to help determine if each statement given below is true or false. Select the correct option for each statement.

• False

• Some rational numbers are natural numbers

• False

• Some rational numbers can't be expressed as fractions

• True

• No integers are natural numbers

The diagram below shows the relationships between the subsets of rational numbers. Use the model shown above to help you identify the true statements. Select three correct answers.

• Some integers are whole numbers.

• No rational numbers are integers.

• Some whole numbers are not integers.

• Some rational numbers are whole numbers.

• Some whole numbers are natural numbers.

Which Venn diagram correctly describes the relationship between the rational numbers (Ra) and the whole numbers (W)?

• 
• 
• 
• 

• 
• 
• 
• 

• 
• 
• 
• 

Subtract: 5.93 - (-3.962)

• 9.892

• 2.032

• 1.968

• 8.892

Subtract: 38.954 - 98.067.

• -59.113

• -60.021

• -58.500

• -59.000

Add: 7.9 + (-7.476)

• 0.424

• 0.500

• 0.300

• 0.600

Add: -9.5 + 8.882

• -0.618

• -1.618

• 0.618

• -8.882

Multiply: -9.0 * -0.60

• 5.4

• -5.4

• 0.54

• -0.54