Learning Target:
I can calculate the percent of change in a problem accurately.
CCSS:
7.RP.3. Use proportional relationships to solve multistep ratio and percent problems. Examples: simple interest, tax, markups and markdowns, gratuities and commissions, fees, percent increase and decrease, percent error.
Lesson Video:
Online Practice:
Percent of Change
http://www.quia.com/rr/230204.html - Show Mrs. Weeks how far you made it in the game. She will give you a sticky note to place on the classroom game board to show your progress compared to the other students.
http://www.ixl.com/math/grade-7/percent-of-change - you only get to practice a certain number of problems each day for free. DO NOT sign up for anything.
http://www.mathgoodies.com/lessons/percent/change.html - you have to scroll WAY down to find the practice exercises.
https://www.studystack.com/matching-182854
http://reviewgamezone.com/game.php?id=4497
Percent Error