Module 7 Test Review. Understanding Ratios Ratios can be written in three ways –Using the word “to” 18 to 13 –As a fraction –Using a colon : 18:13 Write.

Slides:

Advertisements

Similar presentations

Changing Percents to a Fraction #3 To change a percent to a fraction you need to first write the numerator over 100. Next simplify the fraction.

Advertisements

Using Cross Products Lesson 6-4. Cross Products When you have a proportion (two equal ratios), then you have equivalent cross products. Find the cross.

Finding a Percent of a Number Lesson 6-7. Using a Proportion Set up a proportion that uses the percent over 100. Cross multiply to write an equation.

Fractions, Percents & Decimals

Objective: You will learn how to convert a decimal to a percent and vice versa by applying your knowledge of how to name a decimal number.

Fractions, Decimals and Percents

7.1 Ratio and Proportion Textbook page 357.

Ratios: a comparison of two numbers using division

ratio percent Write fractions as percents and percents as fractions.

* A ratio is a comparison of two quantities by division. Ratios like 1 out of 2 can be written as 1:2, ½, or 1 to 2. * When ratios compare a number to.

Convert between fractions, decimals and percents.

5-1 Objective: Solving proportions.

Fractions, Decimals, and Percents. Percents as Decimals To write a percent as a decimal, divide by 100 and remove the percent symbol. Example 1: 63% 63.

Solving Percent Problems Section 6.5. Objectives Solve percent problems using the formula Solve percent problems using a proportion.

4.2 Percent Problems Objectives: Find equivalent fractions, decimals, and percents. Solve problems involving percent. Standards Addressed: D: Apply.

Fractions, Decimals and Percents

Chapter 10 L10-6 Notes: Percents to Decimals. Percent to Decimal To write a percent as a decimal, rewrite the percent as a fraction with a denominator.

Fraction to Decimal and Percent. Fraction to Decimal 2. Divide 1 2 EX 1) = 1. Make denominator a power of 10. OR X X 5 10 ?5 5 Put numerator behind decimal.

Percents and Fractions. Vocabulary A percent is a ratio that compares a number to 100. It means “per 100.” 49 out of 100 is 49%.

Ratio, Rate, Proportion, and Percent. Ratio  Comparison of two numbers by division  Can be written three different ways 4 to 9 4 :

Solving Percent Problems Mrs. Maher. Rate and Ratio Review Ratios (4 forms of a ratio) 1) 5 flutes to 2 guitars 2) Of the students got an A. 3) 3 boys.

Rates, Ratios, Proportions & Unit Rate By Colin C.

Solving Proportions. 2 ways to solve proportions 1. Equivalent fractions (Old) Cross Products (New)

RATIOS AND PROPORTIONS

Exercise Rename as an equivalent fraction with a denominator of 100.

Chapter 10 L10-1 Notes: Ratios. Vocabulary A ratio is a comparison of two numbers by division.

5-1 Objective: Solving proportions. A ratio is the comparison of two numbers written as a fraction. An equation in which two ratios are equal is called.

Percents To Reduced Fractions Decimals To Percents.

Finding a Percent of a Number

Percent DecimalFraction. Change Percent Into Fraction Write the numerator over one hundred and simplify it. Write 58% as a fraction. 58 ÷ 2 = ÷

Thursday, April 14 th, 2005 Unit 8—Using Proportional Reasoning Day 1—Writing Ratios and Simplifying Ratios Homework—Worksheet 8.1.

Bellwork Write each rational number as a fraction in simplest form.

Equivalents ½ ½ ⅔.

ALGEBRA READINESS LESSON 7-1 Warm Up Lesson 7-1 Warm-Up.

Percents to Fractions and Decimals Review from Last Week -A percent is always a number out of % is equal to 40 out of 100 -Change a percent to a.

Holt Algebra Percents 2-8 Percents Holt Algebra 1 Lesson Quiz Lesson Quiz Lesson Presentation Lesson Presentation Warm Up Warm Up.

Ratios & Proportional Relationships. Ratios Comparison of two numbers by division. Ratios can compare parts of a whole or compare one part to the whole.

Warm Up Write each fraction as a decimal. Course Percents

Finding a Percent of a Number

Unit 2 Percentages Percents. Unit 2 Percentages Percents.

Find the common denominator. Make equivalent fractions.

Simplest Form of a Fraction

Finding a Percent of a Number

Percents and Fractions

Proportions and Percent Equations

Finding a Percent of a Number

Percents, Fractions, and Decimals

Percent Proportion TeacherTwins©2014.

Proportions TeacherTwins©2014.

Percents, Fractions, and Decimals

Warm Up 100% of % of % of 93.

Finding a Percent of a Number

Finding a Percent of a Number

Unit 6: Ratios: SPI : Solve problems involving ratios, rates, and percents Remember to have paper and pencil ready at the beginning of each.

How do you use proportions to find unknown values?

Chapter 7 Review Hint - Look at the decimal or percent

Percents, Fractions, and Decimals

“ I can create equivalent forms of fractions, decimals, and percents.”

Which fraction is the same as ?

Percents, Fractions, and Decimals

Proportion Guided Notes

Lesson 6 Ratio’s and Proportions

Ratios, Percents, Simple Equations, and Ratio-Proportion

Objective: Learn to use a table to find equivalent ratios and rates.

5-1 Objective: Solving proportions.

Ratios, Percents, Simple Equations, and Ratio-Proportion

Using Cross Products Chapter 3.

Presentation transcript:

Module 7 Test Review

Understanding Ratios Ratios can be written in three ways –Using the word “to” 18 to 13 –As a fraction –Using a colon : 18:13 Write them in the same order that the words are written in. We can create equivalent ratios, simplify ratios and compare ratios, just like fractions. Apply your fractions rules. A proportion is two ratios that are equal. Solving proportion example

Rates and Unit Rates Rate –Ratio measured in two different units 300 miles in 6 hrs Unit Rate –Rate that has a denominator of 1 50 miles per hr

Percents, Fractions and Decimals

Percent of a Number