Additive and Multiplicative Comparison

Sally washes her hand for 10 seconds before lunch. I wash my hands 5 times longer. How long do I wash my hands?

• 15 seconds

• 50 seconds

• 60 seconds

• 1 minute

What is the correct equation for an additive relationship?

• y = x+a

• x = y+a

• y = ax

• a/x = m

The same value is added to each x-value to find the corresponding y-value

• Multiplicative 

• Additive Relationship

• 7

• No relationship

Each x-value is multiplied by the same factor  to find the corresponding y-value

• No relationship

• Additive Relationship

• Bad relationship

• Multiplicative Relationship

If you multiply a number by a number less than 1 then...

• The number increases

• The number stays the same

• The number decreases

• NOT POSSIBLE

There were twenty-one adults in line at a movie theater. That is three times the number of children in line. How many children were in line?

A restaurant sold nine salads and forty-five steaks. How many times as many steaks did they sell as salads?

3 times as many as 9 is ___.

Haley had four times as many dollars as her sister. Her sister has three dollars. How much money does Haley have?

There are 24 striped fish. There are ______ more striped fish than there are spotted fish. There are 3 spotted fish.