September 12, 2011 Review What is the place and value of the underlined digit? 7,082,152,705 place= ten millions value= 80,000,000 Compare and Order Whole Numbers and Decimals 1)Review comparing and ordering whole numbers. 2) Review comparing and ordering decimals. Lesson objectives Teachers' notes Subject: Type text here Topic: Type text here Grade(s): Type text here Prior knowledge: Type text here Cross-curricular link(s): Type text here Lesson notes: Type text here Lesson objectives Teachers' notes September 12, 2011 Comparing whole numbers: Step 1: Line up the ones digit of the numbers. Step 2: Compare the digits in the same place from left to right. If the digits are the same, compare the digits in the next place. Step 3: The number that has a higher digit in that place value is the larger number. Use < > and = to compare. 1,699 1,681 ex: You Try 1) 5,674 5,689 Symbols < 2) 9,047,633, 105 9,047,632, 105 < = Comparing and Ordering Decimals Step 1: Line up the decimal points. Step 2: Add any zeros to make sure all numbers have the same number of places. Step 3: Compare the digits from left to right until you come to two different digits. Step 4: The larger digit is the larger number. Step 5: Order from least to greatest September 12, 2011 For Example: 1.892 and 1.82 Order from least to greatest: 0.3335 0.3330 0.3328 Compare. Write > < or = 5.176 ____5 Try It! Do numbers 1-4 pg.11 in Textbook September 12, 2011 Greater than or Less Than? 19.107 < 19.196 8.01 > 8.001 0.565 > 0.510 0.201 < 2.01 Magic Box Independent Practice Do #'s 10-20 TB pg.12 Click here for extra practice Extra, Extra practice #'s 1-10 (top) TB pg.38 Homework PB pg.4 Study for Quiz on Friday! Sonja kept track of the amount of money she spent on lunch each day this week in the table below. Day Mon. Tues. Wed. Thu. Fri. Amount Spent ($) 4.45 4.39 4.23 4.53 4.38 Drag and drop the amounts to order from least to greatest. 4.45 (Mon.) 4.39 (Tues.) Pull 4.23 (Wed.) 4.53 (Thu.) 4.38 (Fri.) Circle the median amount she spent on lunch? The median is the middle numberFor help of a click series here. of numbers listed in order. September 12, 2011 The table shows lifetime batting averages for leading baseball players. Lifetime Batting Averages for Drag and drop the players in Leading Team Players order of their ranking. Batting Player Team Derek Jeter Mike Piazza Avg. Edgar Martinez San Diego Tony Gwynn 0.338 Tony Gwynn Padres Chipper Jones New York Derek Jeter 0.314 Yankees Edgar Seattle 1st place - Martinez Mariners 0.312 New York 2nd place - Mike Piazza Mets 0.311 Chipper Atlanta 3rd place - 0.303 Jones Braves 4th place - 5th place - World Records for the Careful...these decimal places are not aligned! Smallest Animal Drag the decimals in order Now drag the animal to its matching Animal Length (cm) from least to greatest length. dog 7.112 7.112 dog hamster 4.445 4.445 hamster newt 2.54 2.54 newt spider 0.0432 0.0432 starfish starfish 0.889 0.889 toad toad 2.3876 2.3876 spider Drag and drop the animals in order from smallest to largest. (smallest) (largest).