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Solving Percent Problems P. 2


Curipod generated lesson: "Solving Percent Problems". #5-7

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Updated 5 months ago

1. Word cloud
120 seconds
What is the symbol for percent?
2. Slide
60 seconds
Percent problems can be solved by using the percent equation: Part/Whole = Percent/100 Identify what the percent problem is asking for: part, whole or percent? Solve the problem by substituting the known values in the equation and solving for the unknown!
Solving Percent Problems
3. Slide
60 seconds
Percentage - The amount or rate of something as a proportion of the total. It is represented as a fraction with a denominator of 100. Percent Change - A measure of the relative change between two values. It is calculated by taking the difference between the two values, dividing it by the original value and multiplying the result by 100. Percent Proportion - A proportion in which the first term is a percentage of the second term. It is written as a fraction with a denominator of 100.
4. Open question
300 seconds
How can you use percents to compare two different amounts?
5. Open question
300 seconds
What strategies did you use to solve a percent problem?
6. Open question
300 seconds
What strategies do you still need to practice to become proficient in solving percent problems?
7. Drawings
450 seconds
Brain break: Draw a banana wearing sunglasses holding a concert ticket
8. Drawings
1260 seconds
Question: You are a mathematician trying to help your friends understand solving percent problems. What strategy can you use to help them understand? Clues: • Remember that 'percent' means 'per 100' • Look for a whole number you can use as a base • Break the problem down into simpler parts In pairs: Select and solve one of the tasks: A. Create a drawing that explains the strategy you chose B. Explain your strategy to a partner and have them create a drawing that shows their understanding
9. Poll
60 seconds
What is 25% of 80?
  • 20
  • 60
  • 200
10. Poll
60 seconds
A store has a sale with a discount of 30%. If an item originally costs $50, how much will the customer pay?
  • $35
  • $70
  • $15
11. Poll
60 seconds
If there are 600 students in a school and 40% are boys, how many girls are there?
  • 360
  • 240
  • 400
12. Poll
60 seconds
If an item is on sale for 20% off its original price of $100, what is the new price?
  • $80
  • $20
  • $120
13. Poll
60 seconds
If Carla ran for 45 minutes out of an hour, what percentage of the time was she running?
  • 75%
  • 25%
  • 50%
14. Open question
180 seconds
Work together in pairs: What is the formula for finding the percent of a number?

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