Warm Up Grab a half sheet and answer

Warm Up Grab a half sheet and answer the problems independently! • Take out your homework from last night and take out a colored pen • Be prepared to go over your homework!

6. 6: Solving Percent Problems Objective: You will be able to solve percent word problems using equations and proportions

Parts of a Percent Problem • In a percent proportion, one of the numbers, called the part, is being compared to the whole quantity called the whole. • The other ratio is the percent, written as a fraction, with a whole of 100. Why? ? ?

What’s the “whole” in the given percent scenario? • 15 people is what percent of 90 people? • What number is 10% of 56? The number 90. The number 56. • A bag of candy contains 300 pieces, and 25% of the pieces are red. 300 pieces • The 20 girls in the class represented 55% of the students in The total number of students in the class

Solving Percent Problems with Proportions 1. ) 8 is what percent of 20? 2. ) 40% of a number is 28. What is the number?

Solving Percent Problems with Equations USING AN EQUATION: - Make the percent into a decimal - Use the key words: o “is” = o “of” multiply! 1. ) What number is 73% of 165? 2. ) 15% of a number is 26. What is the number?

3 is what percent of 4? PROPORTION: EQUATION:

60% of what number is 3? PROPORTION: EQUATION:

THINK, PAIR, SHARE Roberto and Jamal are writing percent proportions to solve the following problem. Who is correct? Explain From 1999 to 2001, Derek Jeter had 12 hits with the bases loaded. This was 30% of his at bats with bases loaded. How many times was he at bat with the bases loaded?

Partner Task – Let’s see what you learned! • With a partner you will match up EIGHT everyday word problems that involve percent with the correct answer. • You and your partner must choose: • 4 problems to solve using an equation • 4 problems to solve using a proportion • Work collaboratively to figure out the correct answer. Help each other out!! Record all work on a piece of scrap paper. • Once you have successfully matched up the answers, please raise your hand for confirmation- I will be checking your work!!

Homework q. P 6. 7, PWP 1 Worksheet q. Mental Math Warm Up Quiz on Monday!