5 Minute Check Complete in your notes kilometers in 8 hours as a unit rate. 2. $60 for 12 months as a unit rate. 3. You have 40 cards you want to divide into two groups so the ratio is 3:2. How many is in each group? 4. After working for 24 hours, Zoe made $234. Predict how much she would make after 10 hours of work.
5 Minute Check Complete in your notes kilometers in 8 hours
5 Minute Check Complete in your notes kilometers in 8 hours
5 Minute Check Complete in your notes. 2. $60 for 12 months
5 Minute Check Complete in your notes. 2. $60 for 12 months 5 1
5 Minute Check Complete in your notes. 3. You have 40 cards you want to divide into two groups so the ratio is 3:2. How many is in each group?
5 Minute Check Complete in your notes. 3. You have 40 cards you want to divide into two groups so the ratio is 3:2. How many is in each group? Method 1 40 cards Group AGroup B 24:16 OR 8 cards
5 Minute Check Complete in your notes. 3. You have 40 cards you want to divide into two groups so the ratio is 3:2. How many is in each group? Method 2 24:16 or for you graphically challenged…
5 Minute Check Complete in your notes. 3. You have 40 cards you want to divide into two groups so the ratio is 3:2. How many is in each group? Because we have a 3:2 ratio, there will be 5 sections. One group will have 3 sections and one group will have 2 sections. If there are 40 cards divided into 5 sections, there will be 8 cards in each section. That mean the groups will have 3 x 8: 2 x 8, or 24:16.
5 Minute Check Complete in your notes. 4. After working for 24 hours, Zoe made $234. Predict how much she would make after 10 hours of work.
5 Minute Check Complete in your notes. 4. After working for 24 hours, Zoe made $234. Predict how much she would make after 10 hours of work.
Percentages
Friday, Dec 11 Chapter 2 Review
Chapter 2 Review Objective: To understand how to convert between decimals, fraction and percents; and to find the percent or fraction of a number.
Chapter 2 Review 1. Express 0.82 as a percent.
Chapter 2 Review 1. Express 0.82 as a percent x 100 = 82% OR 0.82 = 82%
Chapter 2 Review 2. What is 20% of 25.
Chapter 2 Review ÷ 4
Chapter 2 Review 2. What is 20% of % = x.2 5.0
Chapter 2 Review is 35% of what number?
Chapter 2 Review 5 x 7 5 x x
Chapter 2 Review is 35% of what number? what number x.35 = 14, then 14 ÷.35 = what number )
Chapter 2 Review 4. Express 75% as a fraction in simplest form.
Chapter 2 Review
5. Express 55.5% as a fraction in simplest form.
Chapter 2 Review
x 4
Chapter 2 Review 7. At Medina Middle School, 2% of the students ride bikes to school. If 950 students attend Medina Middle School, how many students ride a bike to school?
Chapter 2 Review
7. At Medina Middle School, 2% of the students ride bikes to school. If 950 students attend Medina Middle School, how many students ride a bike to school? 2% of 950 is 950 x students
Chapter 2 Review 8. Sanford’s Shoe Store received a shipment of shoes for its newest location. The manager determined that 35% of the shoes were athletic shoes. What fraction of the shoes were athletic shoes?
Chapter 2 Review 8. Sanford’s Shoe Store received a shipment of shoes for its newest location. The manager determined that 35% of the shoes were athletic shoes. What fraction of the shoes were athletic shoes? ÷ 5
Chapter 2 Review 9. Mark answered 18 out of 25 questions correct on his math quiz. What percent of the questions did he get correct?
Chapter 2 Review x 4
Chapter 2 Review 9. Mark answered 18 out of 25 questions correct on his math quiz. What percent of the questions did he get correct? ) = 72%
Chapter 2 Review 10. The fastest fish in the world is the sailfish. If a sailfish could maintain its speed, as shown in the table, how many miles could the sailfish travel in 6 hours?
Chapter 2 Review 10. The fastest fish in the world is the sailfish. If a sailfish could maintain its speed, as shown in the table, how many miles could the sailfish travel in 6 hours? 1 hr 6 hrs 68 miles = ? miles 68 x 6 = 408 miles OR x 6
Chapter 2 Review 10. The fastest fish in the world is the sailfish. If a sailfish could maintain its speed, as shown in the table, how many miles could the sailfish travel in 6 hours? = 408 miles +68
Chapter 2 Review 11.Carlita planted 4 flowers in 9 minutes. About how many flowers can Carlita plant in 36 minutes?
Chapter 2 Review 11.Carlita planted 4 flowers in 9 minutes. About how many flowers can Carlita plant in 36 minutes? 4 flowers ? flowers 9 minutes = 36 minutes 4 x 4 = 16 flowers OR x 4
Chapter 2 Review 11.Carlita planted 4 flowers in 9 minutes. About how many flowers can Carlita plant in 36 minutes? 16 flowers Flowers Minutes
Chapter 2 Review 12. What is the ratio of people to buses?
Chapter 2 Review 12. What is the ratio of people to buses? 6 buses 1 bus 150 people = 25 people 1:25 ÷ 6
Chapter 2 Review 12. What is the ratio of people to buses? 150 people 25 people 6 buses = 1 bus 25:1 ÷ 6
Chapter 2 Review 13. There are 6 vans that can hold a total of 48 people. If you need to transport 32 people, how many vans will you need? Vans 6? People 4832
Chapter 2 Review 13. There are 6 vans that can hold a total of 48 people. If you need to transport 32 people, how many vans will you need? OR Vans 61? People ÷ 6 x 4
Chapter 2 Review Vans 6? People x 6
Chapter 2 Review 14. Pam is painting a total of 45 square feet in her bedroom. If she has painted 60% so far, how many square feet of the bedroom does Pam still need to paint?
Chapter 2 Review 14. Pam is painting a total of 45 square feet in her bedroom. If she has painted 60% so far, how many square feet of the bedroom does Pam still need to paint? 60% of 45 is.60 x 45 = 27 sf
Chapter 2 Review 14. Pam is painting a total of 45 square feet in her bedroom. If she has painted 60% so far, how many square feet of the bedroom does Pam still need to paint? 60% of 45 is.60 x 45 = 27 sf 45 sf – 27 sf = 18sf Or 40% of 45 is.40 x 45 = 18 sf
Chapter 2 Review A.B.
Chapter 2 Review 15. Copy the models below. Both models have the same area. Model AModel B Part C Which model has the greater fraction of shaded area?
Chapter 2 Review
16. A class of 26 students ordered the items shown in the table. If the class agreed to split the cost evenly, how much will each student pay?
Chapter 2 Review 16. A class of 26 students ordered the items shown in the table. If the class agreed to split the cost evenly, how much will each student pay? 27 x $ x $ x $1.50 = $ $ $1.50 = $45.20 $45.20 $ students = 1 student
Chapter 2 Review Agenda Notes CH 2 In-Class assignment (odd numbers only) Raise hand when complete. Skills Practice CH 2 Review Due Monday, December 14 Semester Exam Thursday, Dec 17