Using Ratio Reasoning to Convert Measurements

Slides:

Advertisements

Similar presentations

Customary System: Used mainly in the United States Metric System: Used in the rest of the world and in most scientific research and development.

Advertisements

Dimensional Analysis Factor Labeling.

Using the Conversion Factor

Using the Conversion Factor

8-1 Converting Customary Units Learn to convert customary units of measure.

Ratios & Rates. What is a ratio? A ratio is the comparison between two quantities Have we studied anything that would be considered a ratio? Fractions.

2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt Best Measure MetricTimeGrab Bag Linear.

2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt MoneyMeasurement AdditionSubtraction.

Measurement Review. Basic Measures METRIC Meter Liter Gram US CUSTOMARY Inch, Foot, Yard, Mile Fluid Ounce, Cup, Pint, Quart, Gallon Ounce, Pound, Ton.

International system of unit. International system of units.

Lesson 1 Proportionality Measurement.

Conversions 8 th Grade Math. Linear Measurement 1 foot (ft)= 12 inches (in) 1 yard (yd) = 3 ft 1 yd = 36 in 1 mile = 5280 ft 1 mile = 1760 yd 1 mile =

FACTOR LABEL METHOD.  In math you use numbers, in chemistry we use quantities.  A quantity is described by a number and a unit.  100 is a number :

Chapter 4.  List several useful problem solving skills  Deductive reasoning Deductive  Inductive reasoning Inductive  A three step problem solving.

Conversions 8th Grade Math.

Dimensional Analysis or Unit Analysis

Interactive Lesson Christina Mullikin Grand Canyon University TEC 542 September 22, 2010.

LecturePLUS Timberlake1 Chapter 1 Measurements Problem Solving Using Conversion Factors and SF’s.

 Fold and cut paper as instructed  Label each section  Rectangle  Triangle  Trapezoid  Circle  Write formulas for perimeter and area under each.

Multiple Unit Multipliers Conversion of Units of Area

Chapter 8 Measurements Problem Solving Using Conversion Factors.

Warm – up #6. Homework Log Thurs 12/3 Lesson 4 – 7 Learning Objective: To simplify ratios, solve proportions, and convert units of measures Hw: #408 Pg.

Customary Conversions Lesson 1.3 Core Focus on Ratios, Rates and Statistics.

Unit Multipliers and Unit Conversion LESSON 50 PAGE 352.

Using unit multipliers to convert measures converting mixed unit to single unit measures Lesson 52 power up k page 354.

Fill in the Missing Numbers 1 foot = _____ inches 1 meter = _____ centimeters 1 pound = _______ ounces 1 minute = ______ seconds 1 hour = ________ minutes.

Length – The distance from one point to another. How many caterpillars long is the pencil?

Unit Conversions use fractions/ratios to change the units of measurement We “cross-cancel” units Units are common factors on top and bottom Use Formula.

5.7 CONVERTING UNITS LO: CONVERT BETWEEN METRIC AND IMPERIAL UNITS OF MEASURE.

Using Ratios to Convert Measurements SWBAT use ratios to convert measurement units using multiplication or division. SWBAT apply knowledge of measurement.

Converting in and out of the metric system.  Converting in the metric system is easy because it’s all based on unit of ten- Move the decimal!!

“Easy” Mental Conversions How many inches in a foot? How many seconds in a minute? How many centimeters in a meter?

Using Ratio Reasoning to Convert Measurement Units

Warm Up Simplify the following For questions 1-3, State whether your answers are rational or irrational numbers.

Who turned off the lights?

Problem Solving fsUsing Conversion Factors

Unit you are changing into

Using Ratio Reasoning to Convert Measurement Units

Using the Conversion Factor

Unit 2: Lesson 1 Unit Conversions

Length – The distance from one point to another.

Customary Units of Measurement

4.7 Ratios, Proportions, & Converting Units of Measure

Length – The distance from one point to another.

Science and Measurement

Measurement Chart LENGTH Metric System Customary System

Using the Conversion Factor

Measurement Chart Capacity Customary System 1 pint = cups

2.6 – NOTES Dimensional Analysis

A football field is 100 yards in length. How many inches is that?

Section 9.4 Linear Measurements.

Question: You can run at a rate of 6 miles per hour. How many inches per minute is this?

Unit Conversion/Dimensional Analysis

Using the Conversion Factor

Proportions and Measurements

7.3: Analyze Units Objective:

8-1 Customary and Metric Measurements Warm Up Problem of the Day

Problem Solving in Chemistry

Aim: How to use Dimensional Analysis to Convert from One unit to Another DO Now: Answer the following questions in your notebook in the following format.

Problem Solving Using Conversion Factors

Equalities State the same measurement in two different units length

Using the Conversion Factor

Using the Conversion Factor

Problem Solving fsUsing Conversion Factors

Warm Up Problem of the Day Lesson Presentation Lesson Quizzes.

Direct Conversions Dr. Shildneck.

Problem Solving Using Conversion Factors

Presentation transcript:

Using Ratio Reasoning to Convert Measurements “Ratios 6” Learning Target

How many yards?

How many yards? How many feet?

How many yards? How many feet? How many inches?

Ratio conversions can help with problem solving Ratio conversions can help with problem solving. 1 yard 3 feet 12 inches 1 foot

Ratio conversions can help with problem solving Ratio conversions can help with problem solving. 1 yard 3 feet 12 inches 1 foot How many inches are there in the length of one football field (100 yards)?

100 yards 3 feet 12 inches 1 1 yard 1 foot = 3,600 inches in a football field. × ×

List some measurement conversions that you know List some measurement conversions that you know. Write them in ratio format.

List some measurement conversions that you know List some measurement conversions that you know. Write them in ratio format. For example: 60 min 1 hour

Did you remember these? 60 sec 60 min 1 day 7 days 1 min 1 hr 24 hrs 1 week 1 mile 100 cm 1 gallon 5280 ft 1 meter 4 quarts

How many minutes are in 2 days?

How many minutes are in 2 days? 2 days 24 hrs 60 min 1 1 day 1 hr = There are 2,880 minutes in 2 days. × ×

How many centimeters are in 8.5 meters?

How many centimeters in 8.5 meters? 8.5 meters 100 cm 1 1 meter = There are 850 centimeters in 8.5 meters. ×

A poster board is 108 inches wide A poster board is 108 inches wide. If it is cut in half, how many feet wide will each piece be?

108 in 1 1 foot 1 2 12 in = Each piece is 4.5 feet wide. × ×

Create a conversion problem of your own Create a conversion problem of your own. Figure out the solution to you problem and be ready to share it with a classmate.