Chapter 3 Operations With Decimals Worksheet Page 3
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13Write a Decimal in Word Form
1
Write 17.542 in word form.
1,000 100
10
1
0.1
0.01 0.001 0.0001
The last digit, 2, is in
0
0
1
7
5
4
2
0
the thousandths place.
Reading Math
Decimal Point Use the
seventeen
five hundred forty-two thousandths
word and only to read the
and
decimal point. For example,
read 0.235 as two hundred
17.542 is seventeen and five hundred forty-two thousandths.
thirty-five thousandths. Read
235.035 as two hundred
thirty-five and thirty-five
Write each decimal in word form.
thousandths.
0.825
16.08
142.6
a.
b.
c.
Standard form is the usual way to write a number. Expanded form
is a sum of the products of each digit and its place value.
word form
standard form
expanded form
(1 × 0.1) + (2 × 0.01)
twelve hundredths
0.12
Standard Form and Expanded Form
2
Write thirty-five and ninety-six ten-thousandths in standard
form and in expanded form.
1,000
100
10
1
0.1
0.01 0.001
0.0001
0
0
3
5
0 0
9
6
35.0096
Standard form:
(3 × 10) + (5 × 1) + (0 × 0.1) + (0 × 0.01) +
Expanded form:
(9 × 0.001) + (6 × 0.0001)
Write three and eighty-five thousandths in standard form and in
d.
expanded form.
139
Lesson 3-1 Representing Decimals
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