Lesson 1.1: Place Value Through Hundred Thousands

[Pages:6]Lesson 1.1: Place Value Through Hundred Thousands 1. Period- each group of three digits separated by commas in a multi-digit number 2. Standard form- a way to write numbers by using digits 3. Word form- a way to write numbers by using words 4. Expanded form- a way to write numbers by showing the value of each digit When numbers have zeros, you do not have to put the zero in work or expanded form. Write each number in two other forms. 1. 70,000 + 4,000 + 50 + 6

2. five hundred thousand, two hundred six

Complete. 1. 340, 680 = three hundred forty ___________, six

hundred eighty = ________ + 40,000 + _______ + 80

Write the value of the underlined digit 1. 435, 258 ___________

2. 368, 109 ___________ 3. 129, 634 ___________

Lesson 1.2: Hands On: Model Millions

Millions- the period to the left of the thousands

Solve. 1. How many hundreds are in 1,000? 2. How many hundreds are in 10,000? 3. How many thousands are in 100,000? 4. How many thousands are in 1,000,000? Tell whether the number is large enough to be in

the millions or more. Write yes or no. 1. the number of miles from Earth to the sun 2. the number of people in your class 3. the number of people living in the U.S. Choose the number in which the digit 7 has the

greater value. 1. 7,500,000 or 75,000,000 2. 35,007,000 or 35,070,000

Lesson 1.3: Place Value Through Millions Period names: millions, thousands, ones Write each number in two other forms. 1. forty-seven million, five hundred eight thousand

2. 400,000,000 +60,000+5,000+100

Use the number 63,145,973 1. Write the name of the period that has the digits

145. 2. Write the name of the period that has the digits

63. 3. Write the digit in the millions place. 4. Write the value of the digit 6. Find the sum. Then write the answer in standard

form. 1. 4 thousands 3 hundreds 2 ones + 5 thousands 2

tens 4 ones

Lesson 1.4: Compare Whole Numbers

Not equal to ()- a symbol that indicates one quantity is not equal to another

Use the number line to compare. Write the lesser number. (Use page 14)

1. 7,710 or 7,780

2. 7,800 or 7,680

How to compare whole numbers: 1. Write one number under the other. Line up the

places. 2. Compare the digits beginning with the greatest

place value position. 3. Circle the digits that are different.

Compare. Write , or =.

1. $2,212

____ $2,600

2. 41,190

____ 41,090

3. 439,064

____ 440,000,438

4. 7,512,720 ____ 8,510,001

Find all the digits that can replace ___. 1. 420 4__0

2. 3,__15 3,129

Lesson 1.5: Order Whole Numbers

How to order whole numbers: 1. Put the numbers under each other. Line up the

places. 2. Compare the digits beginning with the greatest

place value position. 3. Circle the first group of digits that are different.

Write the numbers in order from the greatest to the least.

1. $623,096; $68,999; $621,960

2. 3,452,805; 3,542,805; 542,905

Algebra: Write all the digits that can replace each ___.

1. 567 < 5__5 < 582

2. 52,780 < 5__,790 > 50,120

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