Integers and Rational Numbers

What is the sum of -5 and 8?

• 0

• -13

• 10

• 3

Which of the following numbers is a rational number: 0.5, √2, -3, 1/2?

• 0.5, 1/2

• √3

• 2/3

• 0.75

Simplify the expression: -3 + 7 - (-2)

• 12

• -4

• 10

• 2

Which of the following is an integer: 3/4, -2, √9, 0.6?

• 0.6

• 3/4

• -2

• √9

What is the product of -4 and -3?

• 12

• 25

• 0

• -7

Which of the following is a rational number: √5, 3.14, -1/2, 2.5?

• √5

• 0.75

• 3.14

• -1/2, 2.5

Evaluate the expression: 5 - (-8) + 3

• 0

• -10

• 13

• 16

Which of the following is an integer: 1/3, -5, √16, 0.75?

• √16

• 1/3

• -5

• 0.75

Which of the following is a rational number: √3, -2.5, 0, 3.14159?

• √3

• 5

• -2.5, 0

• 3.14159

What decimal does the green dot represent on the number line?

• 7.88

• 7.8

• 7.80

• 7.89