To make yummy fruit punch, use 2 cups of grape juice for every 3 cups of apple juice. If you already have 12 cups of apple juice, how many cups of grape juice will you need to make fruit punch?

In this lesson you will learn to solve ratio problems by using tables and addition.

Let’s Review Ratios show two (or more) quantities are related. Part-to-Part Ratio Part-to-Total Ratio

A Common Let’s Review Mistake Thinking that a ratio describes just one situation Example: 2 eggs for every 3 cups of flour

Core Lesson Let’s Review To make yummy fruit punch, use 2 cups of grape juice for every 3 cups of apple juice. If you already have 12 cups of apple juice, how many cups of grape juice will you need to make fruit punch? +2 +2 +2 Cups of grape juice 2 4 6 8 Cups of apple juice 3 6 9 12 +3 +3 +3

In this lesson you have learned to solve ratio problems by using tables and addition.

Guided Practice Let’s Review At the grocery store, you can buy 3 boxes of cereal for $8. How much would it cost to buy 24 boxes?

Extension Let’s Review Activities De. Andre bought 15 party hats priced at 3 for $1 and 56 noisemakers priced at 7 for $1. 50. What is the total amount of money that he spent?

Extension Let’s Review Activities In lemonade, the ratio of lemon juice to water is 1 to 3. How many cups of water will you need if you want to make 12 total cups of lemonade?

Extension Let’s Review Activities Grandma knits 3 striped sweaters for every 4 total sweaters that she knits. How many striped sweaters will she knit if she makes 24 sweaters total?

Quick Quiz Let’s Review To make orange paint, use 2 gallons of yellow paint for every 5 gallons of red paint. How much red paint will you need if you use 6 gallons of yellow paint? In lemonade, the ratio of lemon juice to water is 1 to 3. How many cups of water will you need if you use 10 cups of lemon juice?