Decimals Worksheet - Unit 3 Page 27
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38L E S S O N
Dividing a Decimal Less
than 1 by a Whole Number
How can you find 0.06
3?
What happens if you use front-end estimation to check your answer?
You will need a calculator and a place-value chart.
® Use a calculator to find each quotient.
1
4
25
5
168
8
a)
b)
c)
0.1
4
2.5
5
16.8
8
0.01
4
0.25
5
1.68
8
0.001
4
0.025
5
0.168
8
0.0025
5
0.0168
8
0.001 68
8
Record the quotients in a place-value chart.
Ten-
Hundred-
Division
Tens Ones Tenths Hundredths Thousandths
Thousandths
Thousandths
1 ÷ 4
0.1 ÷ 4
® What patterns do you see in the expressions and their quotients?
Use these patterns to find the quotients below.
2
8
0.2
8
0.02
8
0.002
8
0.0002
8
d)
35
7
3.5
7
0.35
7
0.035
7
0.0035
7
e)
198
9
19.8
9
1.98
9
0.198
9
0.0198
9
f)
and
Show
Share
Share the patterns you found with another pair of students.
What patterns do you see in the dividends? In the quotients?
How can you use the quotient of 12
4 to help you find 0.12
4?
To find 0.012
4?
L
F
112
Divide a decimal less than 1 by a 1-digit whole number.
ESSON
OCUS
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