8-4 Percent of Change Find the percent of increase or decrease
Work with a partner <ul><li>Begin with 2 paper strips.  On each strip, label 0% on the left side and 100% on the right sid...
Model each percent of change <ul><li>25% increase </li></ul><ul><li>75% increase </li></ul><ul><li>30% increase </li></ul>...
What is percent of Change?
T-table Percent of Decrease Percent of Increase
Find each percent of change.  Round to the nearest whole percent if necessary.  Put it under the correct side of the t-tab...
Word problems worksheet <ul><li>Do not write on the handout </li></ul>
# sort <ul><li>Sort problems into percent of increase or decrease. </li></ul><ul><li>You do not have to solve them. </li><...
Homework <ul><li>P 352: 1-3, 12-22 even, 25-27, 29, 32, 33, 35  (16 problems) </li></ul><ul><li>QUIZ 8.2-8.4 tomorrow </li...
Upcoming SlideShare
Loading in...5
×

8 4 Percent Of Change

428

Published on

Published in: Business, Technology
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
428
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
5
Comments
0
Likes
0
Embeds 0
No embeds

No notes for slide

8 4 Percent Of Change

  1. 1. 8-4 Percent of Change Find the percent of increase or decrease
  2. 2. Work with a partner <ul><li>Begin with 2 paper strips. On each strip, label 0% on the left side and 100% on the right side. </li></ul><ul><li>Fold one of the paper strips in half. Mark 50% in the center. </li></ul><ul><li>Cut this strip at the 50% mark and place it beside the end of the purple strip. The new longer strip represents a 50% increase or 105% </li></ul>0% 100% 0% 100% 0% 100% 0% 50% 0% 50% 100%
  3. 3. Model each percent of change <ul><li>25% increase </li></ul><ul><li>75% increase </li></ul><ul><li>30% increase </li></ul><ul><li>Describe a model that represents a 100% increase, a 200% increase, and a 300% increase. </li></ul><ul><li>Describe how this process would change to show percent of decrease. </li></ul>
  4. 4. What is percent of Change?
  5. 5. T-table Percent of Decrease Percent of Increase
  6. 6. Find each percent of change. Round to the nearest whole percent if necessary. Put it under the correct side of the t-table. <ul><li>original: 10 new : 13 </li></ul><ul><li>original: 20 new: 15 </li></ul>
  7. 7. Word problems worksheet <ul><li>Do not write on the handout </li></ul>
  8. 8. # sort <ul><li>Sort problems into percent of increase or decrease. </li></ul><ul><li>You do not have to solve them. </li></ul>
  9. 9. Homework <ul><li>P 352: 1-3, 12-22 even, 25-27, 29, 32, 33, 35 (16 problems) </li></ul><ul><li>QUIZ 8.2-8.4 tomorrow </li></ul>
  1. A particular slide catching your eye?

    Clipping is a handy way to collect important slides you want to go back to later.

×