Transcript I double-dare you to understand fractions!

Fraction Fun
What is a fraction
A fraction names a part
of an object
Hurry up!
I have a question to ask.
Are you hungry?
Because I ate
of your pizza!
It was delicious!
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Numerator
Denominator
Remember
that the denominator
can not be zero
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Always check to make sure the
fraction is reduced to lowest terms
Click on the picture below
http://www.kidsolr.com/math/fractions.html
What is an equivalent fraction?
• Two fractions that stand for the same number
Was that simple enough?
Well then go to the next page already!
Mixed
Numbers
Vs.
Improper
Fractions
What is a mixed number?
The sum of a whole number
and a fraction
&
These are examples of
mixed numbers
What is an improper fraction
A fraction with a numerator greater then the
denominator
NUMERATOR
denominator
&
These are examples of
improper fractions
Changing an improper fraction to a
mixed number
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Notice how the denominator stays the same
when converting to an improper
fraction to a mixed number
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Changing a mixed number into an
improper fraction
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Notice how the denominators stay the same when
converting from a mixed number to an improper
fraction
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Were here to show you the rules!
Adding
Fractions
Subtracting
Fractions
Multiplying
Fractions
Dividing
Fractions
Adding Fractions
Adding fractions requires a
common denominator
A + C = AD + CB = AD + CB
B + D = BD + BD =
BD
Subtracting Fractions
Subtracting fractions requires a
common denominator
A - C = AD - CB = AD - CB
B - D = BD - BD =
BD
Multiplying Fractions
Multiplying fractions is easy
A * C = AC
B * D = BD
Dividing Fractions
Dividing fractions requires one
more step
A / C = A*D = AD
B D = B*C
BC
Click on the hyperlink below
so you can practice adding,
subtracting, multiplying, and
dividing fractions!
http://www.aplusmath.com/Worksheets/Fractions.htm
The End
The End