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Fractions XIIIMultiplication of Whole
Numbers
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How to Find the Fraction of a Whole Number
The first thing to remember is “of” means multiply in mathematics.
of = x
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How to Find the Fraction of a Whole Number
Step 1 - When you see a fraction problem you know when you read “of” in the problem you multiply.
of 46x12
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How to Find the Fraction of a Whole Number
Step 2 – Change your whole number to a fraction by adding a one underneath.
x 461
12
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How to Find the Fraction of a Whole Number
Step 3 – Multiply your numerators straight across.
x 461
12 = 46
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How to Find the Fraction of a Whole Number
Step 4 – Then multiply your denominators straight across.
x 461
12 = 46
2
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How to Find the Fraction of a Whole Number
Step 5 – Simplify your answer. In this case we change an improper fraction to a mixed number or a whole number.
x 461
12 = 46
2 2)4623
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Multiply and Simplify
361
13 = 36
3 3)3612ofx
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Multiply and Simplify
181
16 = 18
6 6)183ofx
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Multiply and Simplify
91
38 = 27
8 8)273ofx
243
38
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Multiply and Simplify
61
78 = 42
8 8)425ofx
402
28
5 28
÷ 22
= 5 14÷
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Multiply and Simplify
121
18 = 12
8 8)121ofx84
48
1 48
÷ 44
= 1 12÷
You’re reallygetting this!
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Credits
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