Write each fraction in simplest form. Simplify each product.

Slides:

Advertisements

Similar presentations

4-1 Ratios & Proportions.

Advertisements

Proportions  A proportion is an equation with a ratio on each side. It is a statement that two ratios are equal.  3 = 6 is an example of a proportion.

Ratios and Proportions

Chapter 5 Ratios, Rates, Proportions

Warm-up Date 09/14/09 Sec 1-1 Variables and Expressions Complete each equation. 1) 1 week = ___ days 2) 1 foot = ___ inches 3) 1 nickel = ___ cents 4)

Notes Over is what percent of 140?

Writing and Solving Proportions. Proportions Proportion is an equation stating that two ratios are equivalent. Proportional are two quantities that form.

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.

7.1 and 7.2 Ratios and Proportions

7.1 Ratio and Proportion Textbook page 357.

1 ratios 9C5 - 9C6 tell how one number is related to another. may be written as A:B, or A/B, or A to B. compare quantities of the same units of measurement.

Warm-up Date 01/25/10 Chapter 6 Pre-View Write in simplest form.

ratio percent Write fractions as percents and percents as fractions.

Advanced Algebraic Fractions. Addition Simplify Addition.

Warm Up Find the slope of the line through each pair of points. 1. (1, 5) and (3, 9) 2. (–6, 4) and (6, –2) Solve each equation. 3. 4x + 5x + 6x = 45 4.

Proportional Reasoning Today you will learn to: test if ratios can form a proportion. use cross products. M7.A.2.2.3: Use proportions to determine if two.

Proportions Objectives: 1) solve equations with variables in numerators 2) Solve equations with variables in denominators.

Organize Binders -Move ch. 3 notes to “old notes” -Move review sheet to “review” -Move Quiz to “quiz” -Throw away old homework.

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

2.7 solving proportions Objective: 1. Solve problems using proportions.

1) What are the 2 rules for adding integers? Find the sum.

4.1 Ratio and Proportion Ratio – comparison of two numbers by division. –Can be written: a to b a : b where b ≠ 0. If a and b represent quantities measured.

6.1.1 RATIOS, PROPORTIONS, AND THE GEOMETRIC MEAN Chapter 6: Similarity.

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

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

Friday, December 3 Objective: SWBAT find ratios and rates solve proportions Homework: Practice 4-1 Bell Work (write in simplest form)

Finding a Percent of a Number

Cross Products and Proportions

  A ratio is a way to compare two quantities that are measured in the same units by using division  45 : 100 Ratio.

Math Pacing Ratios and Proportions Solve each equation

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.

3.9 Proportions Goal to solve problems involving proportions.

Equations with fractions can be simplified by multiplying both sides by a common denominator. 3x + 4 = 2x + 8 3x = 2x + 4 x = 4 Example: Solve

Pre-Algebra 7-1 Ratios and Proportions Warm Up Write each fraction in lowest terms. Pre-Algebra 7-1 Ratios and Proportions

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

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

February 29, 2016 What are we doing today? Chapter 5 – Ratios and Proportions Practice 5.2 and In Journal (Pg. 92 and 98) Due: Tomorrow Target To.

1) What are the 2 rules for adding and subtracting integers? Find the difference.

Solving a Proportion by “Cross” Multiplying

Finding a Percent of a Number

Find the slope of the line through each pair of points.

A proportion is an equation that states two ratios are equal

7.1 Ratio and Proportions Pg 356

Do now In skills review packet #

Lesson 85 Warm Up Pg. 441.

Warm Up(On a Separate Sheet)

Lesson 5-1: Using Proportions

Finding a Percent of a Number

LEARNING GOALS – LESSON 7:1 EXAMPLE 1A: WRITING RATIOS

Section 5.3A Solving Proportions Section 5.3A Solving Proportions

7-1 Ratios and Proportions

Lesson 6.1 How do you find ratios and unit rates?

Lesson 3.1 How do you solve one-step equations using subtraction, addition, division, and multiplication? Solve one-step equations by using inverse operations.

Warm-up October 26, 2017 Factor: 66B + 12A – 14

2 Understanding Variables and Solving Equations.

Proportions Determine if the ratios can form a proportion. , b. a.

Finding a Percent of a Number

Lesson 5-1 Using Proportions.

Ratios involving complex fractions

Lesson 5-1: Using Proportions

Problem of the Day The last time you bought pizza, 3 pizzas were enough to feed 7 people. At that rate, how many pizzas should you buy for a party for.

Write a proportion that compares hours of work to pay.

Lesson 6 Ratio’s and Proportions

Warm Up Find the slope of the line through each pair of points.

Ch. 2 Vocabulary 12.)Proportion 13.) Cross products (of proportion)

Using Cross Products Chapter 3.

Presentation transcript:

Write each fraction in simplest form. Simplify each product.

€ To find ratios and rates € to solve proportions

To use proportions in application problems involving nutrition, as in Example 5

ratio:A comparison of 2 #s by division. rate: When a and b represent quantities measured in different units. unit rate: A rate with a denominator of 1.

proportion:An equation that states that 2 ratios are equal. Cross Products of a Proportion:

€ To find ratios and rates € to solve proportions

Web Site: PHSchool.com Tutor Web Code: ate-0304 Lesson Quiz Code: ata-0304

€ Write today’s goal. € Write today’s assignment.

€ Pg a, a, e € Reflective Journal