1. Changing Ratios to Percent’s Guided Notes
Name ____________________ Date __________
How do you change a ratio to a percent that has a denominator of 100?
How can you use a ratio table to change a ratio to a percent?
How to use a tape diagram to change a ratio to a percent
Example 1:Jan has 49 chocolate candies out of 70 pieces of candy. What percent of her candy is chocolate?
Example 2: Three out of 20 students made straight A’s this quarter. What percent of the students made straight A’s?
TeacherTwins©2015

2. Changing Ratios to Percent’s Guided Notes
Name ___________________ Date __________
How to change a ratio to a percent by changing a fraction to a decimal.
Example 1: Uma has 33 blue pencils out of 67 total pencils.
Example 2: A recipe has 1 cup of milk for every 3 cups of flour. What percent is milk?
Practice
Solve the following problems by modeling with a tape diagram.
1). 30 out of 60 people like hot dogs. What percent of the people like hot dogs?
2). Ku has 4 dogs out of 5 pets. What percent of his pets are dogs?
Solve using any method you like.
3). 2 out of every 3 people prefer dogs over cats. What is the percent?
4). Hal received 39 out of 50 vote. What percent did he receive?
TeacherTwins©2015