Integer Operations and Rules

Negative + Negative = ??

• Positive
• Negative
• It Depends

Tags

CCSS.7.NS.A.1C

Positive + Positive = ??

• Positive
• Negative
• It Depends

Tags

CCSS.7.NS.A.1C

For 2-(-2).... the two negatives turn this equation into...

• 2-2
• 2+2
• 2+-2

In 8+-3, we can get rid of the addition sign and the problem becomes...

• 8+3
• 8-3

Tags

CCSS.7.NS.A.1B

What is the rule for adding two negatives?

• Add and Keep
• Absolute value and subtract

Tags

CCSS.7.NS.A.1C

What is the rule for subtracting integers?

• Add and Keep
• Keep Change Change
• Keep Change Flip

Tags

CCSS.7.NS.A.1C

multiplying 2 negative numbers

• negative
• positive

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

multiplying with a negative and positive

• negative
• positive

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

When you add opposites, what do you get?

• 0
• A negative number
• Attraction
• You cannot add opposites

Tags

CCSS.7.NS.A.1B

The product of (positive)(negative) is always negative.

• never true
• sometimes true
• always true

Tags

CCSS.7.NS.A.2A