7'1 Multiplying Fractions and Whole Numbers

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7.1 Multiplying Fractions and Whole Numbers
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Multiplying Fractions by Whole Numbers
To multiply a fraction by a whole number, you
must first have both numbers in a over b form.
Huh? Can I see an example?
a b
a b
x
3 4
If given this example
6
x
You must change 6 to 6.
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6 1
3 4
18 4
9 2
1 2

x
4


Now, multiply straight across and reduce.

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Lets See Some More Examples!
3 8
4 3
x
2
x
2
3 8
2 1
6 8
3 4
4 3
2 1
8 3

2 3


x
x
2




Reminder You must have both fractions in a over
b form before you can multiply.
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Now You Try!
3 8
5 6
9
x
x
3
1 2
3 6
5 6
3 1
15 6

9 1
3 8
27 8
3 8

2

x

2
x

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