Rational Numbers (Blue room)

Which strategy do we use when we add with integers?

Which strategy do we use when we multiply with integers?

• Triangle

• Scoreboard

• nothing

Which Venn diagram best represents the relationship among integers, natural numbers, rational numbers, and whole numbers?

• Diagram A

• Diagram B

• Diagram C

• None of the above

Which of the following numbers is a natural number?

• -2

• 0

• 99

• -8

Which of the following numbers is an integer but not a whole number?

• 1.2

• 0

• 1 3/4

• -2

Which of the following numbers is a rational number but not an integer?

• 77/7

• -1/2

• 99

• -88

Which of the following numbers is a whole number but not a natural number?

• 1 3/4

• 0

• 1.2

• 99

What is the value of the expression 26.95 ÷ (-5 1/2)?

• A) -4.9

• B) 4.9

• C) -5.9

• D) 5.9

What is the value of the expression 6 3/4 (-11.5)?

• A) -77.625

• B) 77.625

• C) -78.5

• D) 78.5

What is the value of the expression -1 1/4 + 7.5?

• A) 6.25

• B) -6.25

• C) 6.75

• D) -6.75