kungfu math p4 slide6 (mixed fractions)pdf
DESCRIPTION
TRANSCRIPT
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• concepts of mixed numbers and improper fractions
• expressing an improper fraction as a mixed number, and vice versa, Denominators of given fractions should not exceed 12
What will we learn today?
Fractions Mixed Fractions
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It’s time for us to take it to a new level.
Let’s try to learn
some new concepts today!
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Mixed Fractions
is also called "Mixed Numbers”.
A Mixed Fraction is
a whole number and a proper fraction
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Mixed Fractions
A Mixed Fraction is
a whole number and a proper fraction combined.
For example,
1⅞ , 2¼, 14½
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Summary
• Did you notice that the example is made up of a whole number and a proper fraction together?
• Therefore, it is called a "mixed" fraction (or mixed number).
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Naming the parts
2 1 5
Whole number
Numerator
Denominator
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Three Types of Fractions
There are three types of fraction:
1⅞ ⅞ ⅞ 1
proper fraction improper fraction mixed fraction
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Mixed Fractions or Improper Fractions
You can use either an improper fraction or a mixed fraction to show the same amount.
1⅞ = 15
8
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Mixed Fractions or Improper Fractions
You can use either an improper fraction or a mixed fraction to show the same amount.
1⅞ = 15
8 1 whole = 8 parts
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Multiply the whole number by the denominator:
1 × 8 = 8
Add the numerator to that:
8 + 7 = 15
Then write that down above the denominator,
like this:
1⅞ = 15
8 x
+
Convert to an improper fraction
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Let’s try another example
together!
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Divide the whole number by the denominator:
15 ÷ 8 = 1 with remainder of 7
Place the remainder above the denominator
like this:
1⅞ = 15
8
Convert to a mixed fraction
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Are you ready to try out the questions?
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