Multiplication Property of 1

The video tutorial explains the multiplication property of negative one, emphasizing that multiplying any number by negative one results in the same number with the opposite sign. This is a fundamental property of multiplication. The tutorial provides several examples to illustrate this concept, showing how positive numbers become negative and vice versa when multiplied by negative one.

What happens to a number when it is multiplied by negative one?

• It becomes zero.

• It doubles in value.

• Its sign is flipped.

• It remains unchanged.

Which of the following is a core property of multiplying by negative one?

• The number is squared.

• The number is halved.

• The number becomes zero.

• The number's sign is reversed.

If you multiply a positive number by negative one, what is the result?

• A smaller positive number

• A negative number

• Zero

• A larger positive number

What is the result of multiplying -3 by -1?

• -3

• -1

• 0

• 3

When multiplying -1 by 8, what is the outcome?

• -8

• 8

• 1

• 0