multiplying and dividing integers

Multiplying and Dividing Integers

​Students can divide positive and negative integers using missing factor equations

​Students can apply the rules of multiplication and division of integers

Open Ended

What sign would the product have if you multiplied three negative integers?

What two related division problems can we write?

​

Warm-up

Some text here about the topic of discussion

What two related division problems can we write?

​

What two related division problems can we write?

​

Warm-up

Some text here about the topic of discussion

Fill in the Blank

$$3\times x\ =18$$   $$18\ \div x=3$$  

Multiple Choice

The missing factor in $$3\times x=18$$  is 6. What is the missing factor in $$\left(-3\right)\times x=18$$  

• 6

• -6

​Remember...

​When multiplying or dividing two integers...

​Remember...

​When multiplying or dividing THREE or More integers...

Fill in the Blank

$$6\times-6$$  

Fill in the Blank

$$-81\div-9=$$  

Fill in the Blank

$$-8\times-4\times2$$  

Fill in the Blank

$$-3\times-4\times-3=$$  

Multiple Choice

State whether each product or quotient will be positive or negative.

$$-0.6\times0.4$$  

• positive

• negative

Multiple Choice

State whether each product or quotient will be positive or negative.

$$-3.9\times-7.5$$  

• positive

• negative

Multiple Choice

State whether each product or quotient will be positive or negative.

$$-\frac{4}{3}\div-\frac{2}{3}$$  

• positive

• negative

Multiple Choice

State whether each product or quotient will be positive or negative.

$$-\frac{5}{8}\times-\frac{3}{5}$$  

• positive

• negative

Multiple Choice

State whether each product or quotient will be positive or negative.

$$4.5\div-1.7$$  

• positive

• negative

Multiple Choice

State whether each product or quotient will be positive or negative.

$$-\frac{2}{3}\times\frac{5}{6}$$  

• positive

• negative

Multiple Choice

State whether each product or quotient will be positive or negative.

$$\frac{3}{10}\div-\frac{1}{2}$$  

• positive

• negative

Multiple Choice

State whether each product or quotient will be positive or negative.

$$5\div-1.5$$  

• positive

• negative