September 29, 2014 W ARM -U P : Change each fraction to a decimal. a)b)c)d)

Slides:

Advertisements

Similar presentations

Lesson 6.5 Scale Drawings Students will be able to understand ratios and proportions in scale drawings.

Advertisements

CN #3 Ratio and Proportion

Chapter 5 Ratios, Rates, Proportions

Scale Drawings & Models Fractions, Decimals & Percents

Converting repeating decimals to fractions 8.NS.A.1.

Splash Screen. Five Minute Check 1.A 2.B 3.C 4.D Five Minute Check 1 (over Lesson 6-8) Suppose you are making a scale drawing. Find the length of the.

Rational Numbers and Decimals. Warm Up Rational Numbers and Decimals.

Converting Fractions to Decimals & Decimals to Fractions

January 30, 2015 W ARM -U P : Complete an EBA for this week.

Section 4-1 p. 156 Goal – to express ratios as fractions - to determine unit rates.

7 th Grade Pre-algebra Chapter 6 Notes. 6.1 Ratios and Rates Vocabulary Ratio: a comparison of two numbers by division. Rate: a ratio of two measurements.

Using the quadratic formula, please solve the following equations:

Lesson 6-1 Pages Ratios and Rates. What you will learn! 1. How to write ratios as fractions in simplest form. 2. How to determine unit rates.

Ratios and Proportions. Warm Up - Simplify Ratio – comparison of two numbers by division. Proportion – an equation stating that two ratios are equal.

Catalyst Thursday, October 6, 2011 Of the 75 teachers at a school, 15 teach mathematics. What percent of the teachers at the school teach mathematics?

Objectives Write and use ratios, rates, and unit rates.

Holt McDougal Algebra 1 Rates, Ratios, and Proportions Holt Algebra 1 Lesson Quiz Lesson Quiz Lesson Presentation Lesson Presentation Warm Up Warm Up Holt.

1/29/13. 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 x + 5 x + 6 x =

Day Problems Solve each equation. Check your answer. 1. x – 3 = 102. m – 3 = = a = k

Ratios! Station SIX DIRECTIONS: Determine the correct answers when comparing numbers in ratio form. Converting: Fraction ratio percentage decimal.

Do Now 2/8/10 Copy HW in your planner. Copy HW in your planner.  Text p.  Text p. 272, #10-36 evens, #44, & #47 Be ready to copy POTW #2 Be ready to.

I can use proportions to solve problems involving scale.

RATIOS and PROPORTIONS REVIEW By: Teachers who care!

1.2 Modeling Quantities Today’s Target:

RATIOS AND PROPORTIONS

Fractions, Decimals, and Percents SWBAT model percents; write percents as equivalent ratios and to write ratios as equivalent percents; write percents.

Do Now 2/10/12 Take out HW from last night. Take out HW from last night. –Text p. 229, #1-20 all, evens Copy HW in your planner. Copy HW in your.

Do Now 3/31/11 Take out HW from last night. Take out HW from last night. Text p. 337, #10-22 even, & #26 Text p. 337, #10-22 even, & #26 Copy HW in your.

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

Notes Over 11.1 Proportions Vocabulary Proportion - an equation that states that two ratios are equal. Cross Product Property - the product of the extremes.

 In a bag of 8 apples, 2 of the apples are green. In a bag of 4 apples, 1 is green. Is this a proportional relationship?

Scale Drawings. Scale – The ratio that compares the measurements of the real object and its model. EX: 1 in = 6 ft Scale factor – written as a ratio without.

 Students will be able to write and solve ratios  Students will be able to write and solve proportions.

Chapter 5 Percents Topics Converting between fractions, decimals, and percents Solving Percent Problems.

Percents, Fractions, and Decimals 12/7

Solve for x: Choice: change to decimals or change to fractions Solve: Warm-Up: December 8, 2015.

 Ratio – a ratio is a quotient of two numbers, or a fraction; a comparison of two quantities by division  It represents the rate at which one thing.

7.1 Ratios and Proportions. Ratios Ratio: A comparison of two quantities by division. 1) The ratio of a to b 2) a : b Ratios can be written in three ways…

December 19, 2012 Please get out a pencil and your notes journal, and clear your desk. Please be ready as soon as the bell rings!!!!

Lesson 7-4 Pages Scale Drawings Lesson Check 7-3.

Vocabulary ratio: a comparison of two numbers through division often expressed as a fraction. Proportion: An equation that states that two ratios are equal.

What is a ratio? ThinkWriteShare. A ratio is…. n A comparison of two numbers. n It can be written several ways n As a fraction n Using a colon n Using.

Holt Algebra Rates, Ratios, and Proportions Warm Up Solve each equation. Check your answer. 1. 6x = m = y =18.4 Multiply. 6.7.

5 Minute Check Complete in your notes. 1. Write.02 as a percent. 2. Write 450% as a decimal. 3. Write 50% as a fraction in simplest form. 4. Find 350%

Entry task…. 1) The table below gives the wins and losses of a baseball team. In which year did the team have the best record? Explain. YearWinsLoses

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

Dividing Decimals and Fractions

Dividing decimals with decimals

Pre-Engineering Introduction to CADD Scales.

Monday, November 22 Make sure your name is on Practice 6-2 and it is completed. (If it’s not finished, let me know!) Fill in planner. Today’s homework.

Convert to a Percent %.

HW # 65 - Area and Volume worksheet # 7-10

Rates, Ratios, and Proportions

Rates (unit Rate) Ratio Solving

Bell Ringer I will not answer questions about the Bell Ringer.

Homework Worksheet Check 1-8 add/subtract top numbers

Ratios, Rates, and Proportions

MATH 6/6+ – Monday, Feb. 12 Objective:

1.) (x - 3)/4 = 6 2.) x/3 + 4 = 10 3.) 2a - 3 = 5a ) 2(3 - x)

Solving Quadratics by Factoring

Unit 7, Lesson 1 Trigonometry / Pre-Calculus

Bell Ringer I will not answer questions about the Bell Ringer.

Ratios TeacherTwins©2014.

Goal: The learner will use proportions to find measures of objects.

Monday, Dec. 12th 3rd & 6th 4th & 5th

Chapter 7-1 Ratios and Rates

7.1 Ratio and Proportion.

Scale factor, scale, area, perimeter, and redrawing figures

Presentation transcript:

September 29, 2014 W ARM -U P : Change each fraction to a decimal. a)b)c)d)

Tonight’s Homework Ratios Practice Worksheet

SWBAT (Students will be able to)… Answer questions involving computing unit rates with ratios of fractions and decimals; and solving problems involving scale drawings. Objective

Pre Test for Unit 2 When you think you are finished with your test: check over each problem one more time make sure your name is on it bring it up to me Then find something to work on quietly.

Ratios TeacherTwins©2014

Example: 2 boys for every 3 girls 2 to 32:32/3 Ratio: A comparison of two numbers by division You should always write ratios in simplest form!!! Example: 3 dollars for 5 pencils 3 to 53:53/5

3 feet inches 5 inches inches = Converting Units When writing ratios that are comparing the same type of measurement (length, eight time, etc…) you should use the same unit. Example: Write the ratio 3 feet to 5 inches as a fraction in simplest for using one set of units 36 5

1/6 1 to 6 1:6 24/25 24 to 25 24: 25 8/15 85 to 15 8:15 8/7 8 to 7 8:7