Place Value Through Billions
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1Chapter 3, Lesson 2
Reteach
Name
Date
Place Value Through Billions
CA Standards
NS 1.0, NS 1.3
To read and write the number 921,382 you
THOUSANDS
ONES
can use one of the following forms:
9 2 1 3 8 2
Different Ways to Read and Write Numbers
Short Word Form
Standard Form
From right to left each group of 3 digits in a
Write the name of each period in words
number, called a period, is separated by a
except for the last period.
comma.
921 thousand, 382
921,382
Word Form
Expanded Form
Write the word name for the numbers in each
Multiply each digit by its place value.
period followed by the period name.
(9 × 100,000) + (2 × 10,00) + (1 × 1,000)
+ (3 ×100) + (8 × 10) + (2 × 1)
nine hundred twenty-one thousand,
three hundred eighty-two
Write each number in standard form and word form.
(9 × 10,000) + (8 × 1,000) +
83 thousand 903
1.
2.
(3 × 100) + (4 × 10)
three hundred twenty thousand, five
4.
48 thousand 16
3.
hundred two
Writing Math
How does a place value chart help you read and
write numbers in different forms?
Reteach
Use with text pages 56–58.
Houghton Mifflin Company. .
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