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Published byAlfred Kennedy Modified over 8 years ago

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Multiplying a Fraction and a Whole Number Lesson 6.1

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You will learn To multiply a fraction and a whole number Solve problems involving multiplication of a fraction and a whole number

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Terms Proper fraction Improper fraction Mixed number Reciprocal

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Method 1 Determine 3 × 2⁄5 in lowest terms 3 × 2⁄5 = 2⁄5 + 2⁄5 + 2⁄5 =6⁄5

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Method 2 3 × 2⁄5 = Turn the whole number into a fraction 3⁄1 ×2⁄5= 6⁄5 Multiply top and top Multiply bottom and bottom

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Example 2 – word problem A spider has eight legs. An ant has 3⁄4 as many legs as a spider. How many legs does an ant have? Solution: 3⁄4 of 8 means 3⁄4 × 8 3⁄4 × 8⁄1 = 24⁄4 – reduce = 6 An ant has 6 legs

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Assignment P. 202 #6-15

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