Adding Integers: Battle of Positives and Negatives

The video tutorial uses a creative alien invasion story to teach the concept of adding positive and negative numbers, known as integers. It explains the rules of integer addition, such as a positive plus a positive equals a positive, and a negative plus a negative equals a negative. The story involves calculating the number of negative alien reinforcements and strategizing with positive troops to neutralize the threat using zero pairs. The tutorial concludes with practice problems to reinforce the learning objectives.

What results from adding two positive numbers?

• Zero

• A positive number

• A negative number

• Cannot be determined

Tags

CCSS.7.NS.A.1C

What is the result of adding a positive and a negative number?

• A positive number

• Always zero

• A negative number

• Depends on their absolute values

Tags

CCSS.7.NS.A.1C

How many negative aliens were initially detected?

• 19

• 9

• 20

• 10

Tags

CCSS.7.NS.A.1C

What total number of negative aliens were calculated to attack?

• 19

• -19

• 9

• 10

Tags

CCSS.7.NS.A.1C

How many additional positive troops were needed to defeat the negative aliens?

• 20

• 19

• 12

• 8

Tags

CCSS.7.NS.A.1C

What was the total number of positive troops sent to battle?

• 19

• 32

• 20

• 12

Tags

CCSS.7.EE.B.3

What was the alien's surprise attack strength?

• -20

• 20

• -11

• 11

Tags

CCSS.7.EE.B.3

What concept do the aliens not understand?

• Infinity

• Zero

• Negative numbers

• Positive numbers

Tags

CCSS.6.NS.C.6A

How many positive fighters were sent to intercept the negative aliens for negotiation?

• 11

• 20

• 19

• 9

Tags

CCSS.7.NS.A.1C

What was the outcome of the negotiation with the aliens?

• Aliens took over Earth

• Aliens left Earth

• A permanent peace treaty

• Humans were defeated

Tags

CCSS.L.1.6

CCSS.L.3.6

CCSS.L.K.5A