Exploring Scalar Multiplication in Algebra

What is the purpose of adding the opposite of a number?

• To simplify subtraction

• To make the numbers smaller

• To make the numbers larger

• To change the sign of the number

What is the result of 5 plus negative 4?

• 1

• 0

• 5

• 9

What is the sum of 1 and 8?

• 8

• 9

• 10

• 7

What is the result of negative 2 plus negative 5?

• negative 3

• negative 7

• 3

• 7

What is the result of negative 4 plus 6?

• negative 10

• negative 2

• 2

• 10

What is the result of 3 plus negative 3?

• negative 6

• 3

• 6

• 0

What is the result of negative 4 times 3?

• 12

• negative 7

• 7

• negative 12

What is the result of negative 4 times negative 6?

• negative 24

• 24

• 10

• negative 10