Multiply integers

Calculate: (-2)(-9)

• -18

• 0

• 9

• 18

If the temperature drops 4 degrees every hour for 5 hours, how much does it drop in total?

• -10 degrees

• -15 degrees

• -20 degrees

• -25 degrees

Calculate: (-5)(-5)

• 20

• 25

• 30

• 15

What is the product of a positive integer and a negative integer?

• Positive

• Negative

• Zero

• Undefined

Calculate: (8)(-3)

• -21

• -24

• -18

• -30

What happens to the sign when you multiply two integers with different signs?

• The result is positive.

• The result is negative.

• The result is zero.

• The result is undefined.

If a number is multiplied by -1, what happens to the number?

• The number becomes zero.

• The number changes its sign.

• The number doubles in value.

• The number remains the same.

What is the product of two negative integers?

• Negative

• Zero

• Positive

• Undefined

What happens to the sign when you multiply two integers with the same sign?

• The result is negative.

• The result is positive.

• The result is zero.

• The result is undefined.

What is the product of zero and any integer?

• The product is always zero.

• The product is the integer itself.

• The product is one.

• The product is undefined.