13
Agenda Monday, Dec. 14 homework 16 p. 207 # 1 - 12, 30 - 38 evens Ch 4 quiz tomorrow Correct homework Percent of change

Percent of Change

Embed Size (px)

Citation preview

Page 1: Percent of Change

Agenda Monday, Dec. 14

homework 16 p. 207 # 1 - 12, 30 - 38 evens

Ch 4 quiz tomorrow

Correct homework

Percent of change

Page 2: Percent of Change
Page 3: Percent of Change
Page 4: Percent of Change
Page 5: Percent of Change
Page 6: Percent of Change

Percent of change

old - new the absolue value of the difference old

Example: The original price of a stereo is $150 and the sale price is $100. What is the percent of change?

150 - 100 50 33% decrease 150 150

Page 7: Percent of Change

A train ticket to Washington, DC cost $126 last month, and this month the ticket price is $140.

old - new 126 - 140 14 11% increase old 126 126

Page 8: Percent of Change
Page 9: Percent of Change
Page 10: Percent of Change

1. The price of a sweater was $24.49 last year and this year is$29.99.

2. A CD costs $13.99 and is on sale for $12.99.

Page 11: Percent of Change

3. In 1990, there were 1,330 registered llamas in the United States. In 2000, there were 29,856. (round to the nearest whole percent)

4. Kyle bought a painting for $600 and later sold it for $800.

Page 12: Percent of Change
Page 13: Percent of Change

Attachments