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🟪 I can represent and explain situations where a fraction of a value is added or subtracted using diagrams, tables, and equations.
🟫 I can find the new or original amount when there is a percent increase or decrease, and explain my reasoning using diagrams.
🟨 I can solve real-world problems involving tax, tip, discounts, interest, or commission by calculating percentage changes.
🟥 I can calculate and explain percent error and decide if a measurement is within an acceptable range.
Unit Overview
Unit Overview
I can use the distributive property to write algebraic expressions for situations with fractions of the initial value and explain my thinking.
6th Unit 6 Lesson 1 and Practice Problems. Lesson 1 Cool Down.
I can explain repeating decimals, use long division to turn fractions into decimals, and show how fractions and decimals are related.
6th Unit 6 Lesson 2 and Practice Problems. Lesson 2 Cool Down.
I can explain percent increase and decrease, and use tape diagrams to show how the new amount compares to the original.
6th Unit 6 Lesson 3 and Practice Problems. Lesson 3 Cool Down.
I can understand and use double number line diagrams to show percent increase or decrease, and explain how the original amount corresponds to 100%.
6th Unit 6 Lesson 4 and Practice Problems. Lesson 4 Cool Down.
I can calculate the original amount when I know the new amount and a percentage of increase or decrease, and create algebraic expressions to represent the situation.
6th Unit 6 Lesson 5 and Practice Problems. Lesson 5 Cool Down.
I can understand that percentages can be fractions or decimals, and explain how to calculate percentages that are not whole numbers.
6th Unit 6 Lesson 6 and Practice Problems. Lesson 6 Cool Down.
I can calculate the total cost with sales tax or tips, and explain how to figure out the percentage of the subtotal that is the tax or tip.
6th Unit 6 Lesson 7 and Practice Problems. Lesson 7 Cool Down.
I can explain how markup, markdown, interest, and commission involve percentages, and calculate the new amount after these changes.
6th Unit 6 Lesson 8 and Practice Problems. Lesson 8 Cool Down.
I can compare different measurements of the same length, explain measurement errors, and calculate the error as a percentage.
6th Unit 6 Lesson 9 and Practice Problems. Lesson 9 Cool Down.
I can calculate percent error, correct amounts, or erroneous amounts, and explain my solution method using different representations.
6th Unit 6 Lesson 10 and Practice Problems. Lesson 10 Cool Down.
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