Lesson 2 Content Standard 7.RP.3. Warm Up Write an equivalent fraction for each of the percentages below: 25% 50%75%100% 10%30%70%90% 20%40%60%80%

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Presentation transcript:

Lesson 2 Content Standard 7.RP.3

Warm Up Write an equivalent fraction for each of the percentages below: 25% 50%75%100% 10%30%70%90% 20%40%60%80%

What is ____ % of $___? 25 1 Think – Pair – Share

What is ____ % of $___? 30 4 Think – Pair – Share

Let’s look at what we learned yesterday… Let’s say you walk into the Dollar Store and find four balloons for $1 each. You think you would pay $4 total, but remember that tax is 8% of the total price. What will the 8% of $4 be?

Today, we’ll look at another way of finding a percent of a number. Find 50% of 8 by finding 50% of EACH UNIT. What is 50% of 8? ________ Describe your reasoning. Find 50% of 8 by finding 50% of the TOTAL. Is the answer the same? _____ Describe your reasoning.

WE DO: Ex 1 – What number is 25% of 8? Using ONE UNIT Picture: Answer: Reasoning: Using the TOTAL Picture: Answer: Reasoning:

YOU DO: Ex 2 – What number is 20% of 15? Using ONE UNIT Picture: Answer: Reasoning: Using the TOTAL Picture: Answer: Reasoning:

We Do: Ex 3 – What number is 75% of 12? Using ONE UNIT Picture: Answer: Reasoning: Using the TOTAL Picture: Answer: Reasoning:

Ex 4: What number is 80% of 10? Using ONE UNIT Picture: Answer: Reasoning: Using the TOTAL Picture: Answer: Reasoning: