Quiz Review Multiplying and Dividing Integers (8-12)

Is the answer positive or negative?

 $-4\ \times\ 2$  

• positive

• negative

 $-14\ \times\ \left(-2\right)$  

Is the answer positive or negative?

• positive

• negative

Is the answer positive or negative?

 $12\ \div\left(-3\right)$  

• positive

• negative

 $-16\ \div4\ =$  

 $3\ \times\ \left(-2\right)$  

Of the following situations, which is best represented by the product

• The height of a tree that grew 2 inches every year for 3 years

• The change in temperature as it decreases 3 degrees every hour for 2 hours

• The amount of money the store earns for selling 3 ice creams for $2 per ice cream

• The change in elevation of a submarine as it sinks 2 meters every second for 3 seconds

Type the integer that makes the following multiplication sentence true.

 $?\ \times\left(-3\right)\ =\ 12$  

 $-\frac{1}{2}\ \times\ \frac{2}{5}\ =$  

•  $\frac{2}{10}$  

•  $-\frac{2}{10}$  

•  $\frac{4}{5}$  

•  $-\ \frac{4}{5}$  

Write a multiplication problem to represent

Sidney runs walks for 40 seconds and finishes 200 meters. What is her velocity?

• $40\ \ \times\ \ ?\ =\ 200$

• $200\ \ \times\ 40\ =\ ?$

• $200\ \times\ ?\ =\ 40$

• $40\ \times\ ?\ =\ 2.0$

Which statement is NEVER true?

• A negative divided by a negative is positive

• A negative divided by a positive is negative

• A positive divided by a positive is negative

• A positive divided by a negative is negative

Select the TRUE statements.

• $3\ \times\ \left(-2\ \right)=-6$

• $-3\ \times\ \left(-2\right)\ =\ -6$

• $-3\ \times\ 2\ =\ -6$

• $3\ \times\ 2\ =\ -6$