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Name. Learning Objective. We will compare three-digit numbers using symbols 1. CFU. What are we going to do? What are symbols ? Symbols are __________. Activate Prior Knowledge. Place value : The place is the position of a digit in a number.

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## We will compare three-digit numbers using symbols 1 .

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**Name**Learning Objective We will compare three-digit numbers using symbols1. CFU What are we going to do? What are symbols? Symbols are __________. Activate Prior Knowledge Place value: The place is the position of a digit in a number. The value is the worth of the digit due to its position. 1. What is the value of the 2 in 271? Make Connection Students, you already know how to find the value of a digit by knowing its position in a number. Now, we will use place value to compare three-digit numbers using symbols. 2. What is the value of the 3 in 321? 1 shapes that stand for something Vocabulary**Concept Development**To compare numbers means to determine2 whether a number is lessthan, greaterthan, or equaltoanother number. Comparing Numbers < less than 252 < 321 252 has less hundreds than 321. 252 <271 252 has the same hundreds as 271 but less tens. Go to Skill Dev 2 Go to Skill Dev 1 > greater than 321>320 321 has the same hundreds and tens as 320 but more ones. 321 > 252 321 has more hundreds than 252. = equal to 252=252 252 has the same hundreds, tens and ones as 252. CFU 1 Why is the number 367 less than the number 461? A It has less ones. B It has less tens. C It has less hundreds. CFU 2 Why is the number 725 greater thanthe number 721? A It has more ones. B It has more tens. C It has more hundreds. Explain why the number 634 is equal to the number 634. In your own words, what does it mean to compare numbers? To compare numbers _______. Vocabulary 2 figure out**Skill Development/Guided Practice 1**To compare numbers means to determine whether a number is lessthan, greaterthan, or equaltoanother number. Compare three-digit numbers using symbols. Compare each digit in the numbers, starting at the highest place value. If digits are different, identify3 the smaller digit. (underline) If digits are the same, continue to the next lower place value. Write the correct symbol. Interpret4 your answer. 1 a b 2 3 How did I/you compare each digit in the numbers? How did I/you know which symbol to write? CFU 3 find 4 explain Vocabulary 1 2**Skill Development/Guided Practice 1 (continued)**To compare numbers means to determine whether a number is lessthan, greaterthan, or equaltoanother number. Compare three-digit numbers using symbols. Compare each digit in the numbers, starting at the highest place value. If digits are different, identify the smaller digit. (underline) If digits are the same, continue to the next lower place value. Write the correct symbol. Interpret your answer. 1 a b 2 3 How did I/you compare each digit in the numbers? How did I/you know which symbol to write? CFU 1 2**Skill Development/Guided Practice 2**To compare numbers means to determine whether a number is lessthan, greaterthan, or equaltoanother number. Compare three-digit numbers using symbols. Compare each digit in the numbers, starting at the highest place value. If digits are different, identify the smaller digit. (underline) If digits are the same, continue to the next lower place value. Write the correct symbol. Interpret your answer. 1 a b 2 3 How did I/you compare each digit in the numbers? How did I/you know which symbol to write? CFU 1 2**Skill Development/Guided Practice 2 (continued)**To compare numbers means to determine whether a number is lessthan, greaterthan, or equaltoanother number. Compare three-digit numbers using symbols. Compare each digit in the numbers, starting at the highest place value. If digits are different, identify the smaller digit. (underline) If digits are the same, continue to the next lower place value. Write the correct symbol. Interpret your answer. 1 a b 2 3 How did I/you compare each digit in the numbers? How did I/you know which symbol to write? CFU 1 2**Relevance**To compare numbers means to determine whether a number is lessthan, greaterthan, or equaltoanother number. 1 Comparing numbers will help you know which amount is more or less. Which group books of would you rather carry? 120 pounds 9pounds or 2 Comparing numbers will help you do well on tests. Sample Test Question: 42. Which number makes the comparison true? A 389 B 492 C 393 D 391 391 > ? Does anyone else have another reason why it is relevant to compare numbers using symbols? (Pair-Share) Why is it relevant to compare numbers using symbols? You may give me one of my reasons or one of your own. Which reason is more relevant to you? Why? CFU**To compare numbers means to determine whether a number is**lessthan, greaterthan, or equaltoanother number. Skill Closure Compare three-digit numbers using symbols. Compare each digit in the numbers, starting at the highest place value. If digits are different, identify the smaller digit. (underline) If digits are the same, continue to the next lower place value. Write the correct symbol. Interpret your answer. 1 a b 2 3 Word Bank compare greater than less than equal to digits symbol Access Common Core Write a number that will make the comparison true. Explain how you know the number will make the comparison true. 478 < ___ Summary Closure What did you learn today about comparing three-digit numbers using symbols? (Pair-Share) Use words from the word bank.**Name**Independent Practice To compare numbers means to determine whether a number is lessthan, greaterthan, or equaltoanother number. Compare three-digit numbers using symbols. Compare each digit in the numbers, starting at the highest place value. If digits are different, identify the smaller digit. (underline) If digits are the same, continue to the next lower place value. Write the correct symbol. Interpret your answer. 1 a b 2 3**Independent Practice (continued)**To compare numbers means to determine whether a number is lessthan, greaterthan, or equaltoanother number. Compare three-digit numbers using symbols. Compare each digit in the numbers, starting at the highest place value. If digits are different, identify the smaller digit. (underline) If digits are the same, continue to the next lower place value. Write the correct symbol. Interpret your answer. 1 a b 2 3**Name**Periodic Review 1**Name**Access Common Core 1. Dona has 582 shells. Clayton has 576 shells. Who has more shells? How do you know? Show your answer using the correct symbols. ________________________________________________________________ ________________________________________________________________ 2. Melissa has 332 pennies. Leonard has 341 pennies. Who has more pennies? How do you know? Show your answer using the correct symbols. ________________________________________________________________ ________________________________________________________________ 3. Chandra has 566 stamps. Erik has 566 stamps. Who has more stamps? How do you know? Show your answer using the correct symbols. ________________________________________________________________ ________________________________________________________________**Name**Periodic Review 2 Access Common Core 1. Edwin said that 571 > 631 because 571 has more tens than 631. Explain why Edwin is incorrect. ________________________________________________________________ ________________________________________________________________ 2. Sophie said that 341 < 338 because 341 has less ones than 338. Explain why Sophie is incorrect. ________________________________________________________________ ________________________________________________________________ 3. Melvin said that 257 = 253 because 257 and 253 have the same hundreds and tens. Explain why Melvin is incorrect. ________________________________________________________________ ________________________________________________________________**Name**Periodic Review 3 Access Common Core • Use the digits 1,5, and 7 to make a number lessthan517. • _____ _____ _____ • Use the digits 1,5, and 7 to make a number greaterthan517. • _____ _____ _____ • Use the digits 1,5, and 7 to make a number equalto517. • _____ _____ _____ 2. Use the digits 2,6, and 8 to make a number lessthan286. _____ _____ _____ Use the digits 2,6, and 8 to make a number greaterthan286. _____ _____ _____ Use the digits 2,6, and 8 to make a number equalto286. _____ _____ _____ 3. Use the digits 3,4, and 9 to make a number lessthan439. _____ _____ _____ Use the digits 3,4, and 9 to make a number greaterthan439. _____ _____ _____ Use the digits 3,4, and 9 to make a number equalto439. _____ _____ _____

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