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Dividing Fractions and Mixed Numbers
TeacherTwinsΒ©2014
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Warm Up 1). π π Γ π π 2). π ππ Γπ 3). π π Γ π π 4). π π π Γπ π π 5). Stephen has 340 baseball cards, he gave away π π . How many cards does he have left? ππ ππ π π ππ π ππ ππ ππ ππ πππ
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Dividing a Fraction by a Fraction
Example 1: π π Γ· π π Multiply by the multiplicative inverse or reciprocal. π π Γ π π π π Γ π π = π π
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Write the whole number as a fraction.
Dividing Fractions and Whole Numbers Example 2: π π Γ·π Write the whole number as a fraction. π π Γ· π π Multiply by the reciprocal. π π Γ π π = π ππ
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Dividing with Mixed Numbers
Example 3: βπ π π Γ·π π ππ Change mixed numbers to improper fractions. β ππ π Γ· ππ ππ Multiply by the reciprocal. β ππ π Γ ππ ππ =β ππ π ππβπ π π
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Practice 1). π π Γ· π π 2). π π Γ·β π π 3). π π Γ· π π 4). π π π Γ·π 5). β π π Γ·π π π 6). π π π Γ·βπ π π π π π ππ π π β π π 7/6 or 1 π π π π ππ ππ ππ ππ β π ππ βπ ππ ππ ππ β ππ ππ
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Closure Tell how the following problems are alike and different.
π π Γ π π π π Γ· π π
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