Lesson 06: Increasing and Decreasing | Unit 4: Proportional Relationships and Percentages

Multiple Choice

For diagram A, decide if $$y$$ is an increase or a decrease relative to $$x$$ .

• Increase

• Decrease

Multiple Choice

For diagram A, what is the percent increase or decrease of $$y$$ relative to $$x$$ ?

• Percent increase of x relative to y.
• Percent decrease of y relative to x.
• No change in y relative to x.
• Percent increase of y relative to x.

Multiple Choice

For diagram B, decide if $$y$$ is an increase or a decrease relative to $$x$$ .

• Increase

• Decrease

Multiple Choice

For diagram B, what is the percent increase of $$y$$ relative to $$x$$ ?

• 25%
• 15%
• 50%
• 10%

Draw

Draw a diagram to represent the situation where the amount of flour that a bakery used this month was a 50% increase relative to last month.

Draw

Draw a diagram to represent the situation where the amount of milk that a bakery used this month was a 75% decrease relative to last month.

Multiple Choice

Write the percent decrease in the number of sunny days this year compared to last year as a percentage of the initial amount. Context: This year, there were 25% fewer sunny days than last year.

• 15%
• 30%
• 10%
• 25%

Multiple Choice

Write the percent increase in the number of houses sold this month compared to last month as a percentage of the initial amount. Context: Compared to last month, there was a 50% increase in the number of houses sold this month.

• 75%
• 50%
• 25%
• 100%

Multiple Choice

Write the percent decrease in the runner's time to complete the marathon compared to the last marathon as a percentage of the initial amount. Context: The runner’s time to complete the marathon was 10% less than the time to complete the last marathon.

• 20%
• 15%
• 5%
• 10%

Draw

Draw a diagram to represent the situation where the number of miles driven this month was a 30% decrease of the number of miles driven last month.