Rational Number Rules

When you multiply or the divide the following numbers your answer will be?

-2 (-4)

• positive

• negative

When you multiply or the divide the following numbers your answer will be?

-2 (4)

• positive

• negative

When you multiply or the divide the following numbers your answer will be?

2 (-4)

• positive

• negative

In order to add the following numbers, you would follow which rule?

-2 + -4

• Same sign, so add and keep the sign.

• Same sign, so subtract and keep the sign of the bigger number.

• Different signs, so add and keep the sign.

• Different signs, so subtract and keep the sign of the bigger number.

In order to add the following numbers, you would follow which rule?

-2 + 4

• Same sign, so add and keep the sign.

• Same sign, so subtract and keep the sign of the bigger number.

• Different signs, so add and keep the sign.

• Different signs, so subtract and keep the sign of the bigger number.

In order to add the following numbers, you would follow which rule?

2 + 4

• Same sign, so add and keep the sign.

• Same sign, so subtract and keep the sign of the bigger number.

• Different signs, so add and keep the sign.

• Different signs, so subtract and keep the sign of the bigger number.

In order to subtract the following numbers, you would follow which rule?

2 - 10

• Use Keep-Change-Change first, then add and keep the sign.

• Add and keep the sign of the bigger number.

• Use Keep-Change-Change first, then subtract and keep the sign of the bigger number.

• Subtract and keep the sign of the bigger number.

When subtracting, what rule do we use?

• Keep Change Change

• Keep Change Flip

• Same Signs-Add keep the sign

• Different Signs-Subtract keep the sign of the bigger number

When dividing fractions, what rule do we use?

• Keep Change Change

• Keep Change Flip

• Same Signs-Add keep the sign

• Different Signs-Subtract keep the sign of the bigger number

When multiplying two numbers that have the same sign, the answer is always?

• positive

• negative