Multiplying and Dividing Integers

Multiplying and Dividing Integers

Rules, Rules, Rules

Today, we are learning

How to multiply and divide integers

Multiple Select

Today we are learning how to . . . (check all that apply)

• add integers

• subtract integers

• multiply integers

• divide integers

Open Ended

What are we learning today? [hint: it has something to do with integers]

Today, we are multiplying and dividing integers. Same signs, the answer is positive. 

• Same sign, the answer is positive

• Positive x positive = positive

• negative x negative = positive

•  $negative\div negative\ =\ positive$  
  

•  $positive\div positive\ =\ positive$  

Multiple Choice

If I have two negatives what will the product be?

• Negative

• Positive

Multiple Choice

If I have two positives what will the quotient be?

• Negative

• Positive

Multiple Select

When multiplying and dividing integers, same sign, the answer is positive. Please check ALL that are true.

•  $8\cdot2=positive$  

•  $8\cdot\left(-2\right)=positive$  

•  $\frac{\left(-8\right)}{\left(2\right)}=positive$ 

•  $\frac{\left(-8\right)}{\left(-2\right)}=positive$  
  

• same signs, the answer is positive

Multiple Choice

 $\frac{\left(-50\right)}{\left(-5\right)}$  

• -10

• 10

Today, we are multiplying and dividing integers. Here is the second rule. . .

• different signs, the answer is negative

• Positive x negative = negative

• negative x positive = negative

• 
  

   $negative\div positive=\ negative$  

•  $positive\ \div negative\ =negative$  

Multiple Choice

When multiplying or dividing integers: Different signs, the answer is negative.

• positive

• negative

Multiple Choice

 $30\div\left(-1\right)$  

• 30

• -30

On to Desmos