Understanding Positive and Negative Signs in Math

The video tutorial explains the rules for handling positive and negative signs in math operations. It covers multiplication and division, where same signs yield positive results and different signs yield negative results. For addition, same signs are added and the sign is kept, while different signs require subtraction and keeping the sign of the larger number. Subtraction involves keeping the sign of the larger number, and subtracting a negative is equivalent to adding a positive. The video concludes with a reminder to be kind.

What is the result of multiplying two positive numbers?

• Positive

• Negative

• Zero

• Undefined

If you divide a negative number by another negative number, what is the result?

• Positive

• Undefined

• Negative

• Zero

What is the result of multiplying a positive number by a negative number?

• Undefined

• Zero

• Positive

• Negative

When adding two negative numbers, what should you do with the signs?

• Ignore them

• Add and keep the sign

• Subtract and keep the sign

• Change them to positive

How do you determine the sign when adding numbers with different signs?

• Use the sign of the larger number

• Always negative

• Always positive

• Use the sign of the smaller number

What is the result of 6 plus negative 2?

• -8

• -4

• 4

• 8

When subtracting, how do you determine the sign of the result?

• Always negative

• Use the sign of the smaller number

• Always positive

• Use the sign of the larger number

What happens when you subtract a negative number?

• It becomes zero

• It remains the same

• It becomes positive

• It becomes more negative

What is the result of 3 minus a negative 9?

• 12

• -12

• -6

• 6

If you subtract 10 from 3, what is the result?

• -13

• -7

• 7

• 13