Homework 1-3
Name
Greater Numbers
Another Look!
riod
od
s pe
peri
ones
nd
ousa
hu
nd
re
te
d
n
th thou
o
s
on
us
an and
e
th
s
d
s
ou
hu
sa
nd
nd
re
s
te
ns ds
on
es
th
4
7, 0
6
A period is a group of three digits
in a number, starting from the right.
Here are different ways to show 47,062.
expanded form: 40,000 + 7,000 + 60 + 2
standard form: 47,062
2
word form: forty-seven thousand, sixty-two
A comma is used to
separate two periods.
1. Write 98,326 in a place-value chart, and then write it in
expanded, standard, and word forms.
riod
od
s pe
peri
s
e
n
o
nd
ousa
th
+ 300 +
+6
s
standard form: 9
,
,2
es
on
ns
te
hu
nd
re
ds
sa
ou
th
e
on
nd
s
nd
sa
d
th
re
n
te
nd
hu
ou
th
ou
sa
nd
s
expanded form: 90,000 +
word form: ninety-eight thousand, three hundred
For 2 through 4, write each number in standard form.
2. 8,000 + 200 + 50 + 1
3. 30,000 + 600 + 30 + 2
4. twenty-nine thousand,
three hundred
seventy-eight
For 5 through 7, write each number in expanded form.
5. 22,438
6. 49,281
Digital Resources at PearsonTexas.com
7. 86,752
Topic 1 Lesson 1-3
25
8. Number Sense The area of Lake Ontario
is 18,960 square kilometers. Write the
area of Lake Ontario in expanded and
word forms.
9. Number Sense How many hundreds are
in 50,000?
A
B
C
D
0 hundreds
50 hundreds
500 hundreds
5,000 hundreds
10. Draw a Picture Draw the plane shape you
can trace using the common flat surface of
the three solid figures at the right.
11. Which is the word form of 28,309?
12. Extend Your Thinking Which is
greater, the greatest whole number
with 4 digits or the least whole
number with 5 digits? Explain.
A twenty-eight thousand, three
hundred ninety
B twenty-eight hundred, thirty
hundred nine
C twenty-eight thousand, three
hundred nine
D twenty-eight thousand, thirty-nine
13. Big Bend National Park in Texas covers a large
number of acres of land. What is the value of
the 8 in the number of acres?
14. Extend Your Thinking Write how many hundred
thousands, ten thousands, and thousands there
are in the number of acres of land Big Bend
National Park covers.
26
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