Place Value Basics

to the Hundred Thousands

VocabularyO Estimate: a number that is close to

the exact amountO Expanded form: a way to write

numbers by showing the value of each digit (Example: 4,000+100+20+30 = 4,123)

O Round: To replace a number with another number that tells about how many or how much (Example: 286 rounds to 300)

O Standard Form: a way to write numbers using the digits 0-9 with each digit having a place value. (Example: 5,678)

O Word form: a way to write numbers by using words

Place vs. ValueThe place tells the location of each digit.

The 8 is in the hundreds place.

O The value tells how much each digit is worth.

O 56,890 = 50,000+6,000+800+90 (The value of 8 is 800. )

O THINK ABOUT IT…O Use expanded form to

find the value of each digit.

Hun Th

Ten Th

Th H T O

5 6 8 9 0

Standard Form vs. Expanded Form

O Standard form is the way to write numbers using the digits 0-9.

987,234 =

O Expanded form is the way to write numbers by showing the value of each digit.

900,000+80,000+7,000+200+30+40

With expanded form, you can tell the value of each digit.