Exploring Integer Addition with Foldable Signs

The video tutorial teaches how to add integers with different signs using various methods. It introduces the rule of taking the sign of the integer with the greater absolute value and finding the difference. The lesson includes demonstrations using integer chips, model drawings, and a number line to visualize the process. Examples such as positive six plus negative two and negative four plus positive five are used to illustrate the concepts. The tutorial emphasizes understanding through visual aids and practical examples.

What is the first step in the rule for adding integers with different signs?

• Multiply the integers.

• Take the sign of the integer with the larger absolute value.

• Ignore the signs.

• Add the integers directly.

Tags

CCSS.7.NS.A.1C

What do you do after determining which integer has the larger absolute value?

• Multiply the integers.

• Divide the integers.

• Subtract the smaller absolute value from the larger one.

• Add the integers.

Tags

CCSS.7.NS.A.1B

What is the final step in the rule for adding integers with different signs?

• Ignore the signs.

• Multiply the integers.

• Add the integers.

• Subtract the smaller absolute value from the larger one.

Tags

CCSS.7.NS.A.1C

When using integer chips, what do you do after creating zero pairs?

• Count the remaining chips.

• Add more chips.

• Multiply the chips.

• Remove all chips.

Tags

CCSS.7.NS.A.1B

In the example with 6 positives and 2 negatives, what is the result?

• Positive 4

• Negative 4

• Positive 8

• Negative 8

Tags

CCSS.7.NS.A.1C

In the example with 9 negatives and 7 positives, what is the result?

• 16 positives

• 2 positives

• 2 negatives

• 16 negatives

Tags

CCSS.7.NS.A.1C

What is the result of adding 8 positives and 8 negatives?

• 8 positives

• 0

• 16 negatives

• 16 positives

Tags

CCSS.7.NS.A.1C

When using a number line, what is the result of moving 5 steps forward and 2 steps backward?

• Positive 7

• Negative 3

• Positive 3

• Negative 7

Tags

CCSS.7.NS.A.1B

On a number line, what is the result of moving 6 steps forward and 9 steps backward?

• Negative 15

• Positive 15

• Negative 3

• Positive 3

Tags

CCSS.7.NS.A.1B

What is the result of adding -4 and +5 using the rule?

• Positive 1

• Negative 9

• Negative 1

• Positive 9

Tags

CCSS.7.NS.A.1C