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FRACTIONS
Friday, May 3, 13
REVIEW ADDING INTEGERS
Friday, May 3, 13
REVIEW ADDING INTEGERS
• Adding Integers-
Friday, May 3, 13
REVIEW ADDING INTEGERS
• Adding Integers-
• Adding two numbers with the same sign. Add the integers and keep the same sign.
Friday, May 3, 13
REVIEW ADDING INTEGERS
• Adding Integers-
• Adding two numbers with the same sign. Add the integers and keep the same sign.
• Adding two numbers with different signs. Subtract the integers and take the sign of the larger number.
Friday, May 3, 13
REVIEW ADDING INTEGERS
• Adding Integers-
• Adding two numbers with the same sign. Add the integers and keep the same sign.
• Adding two numbers with different signs. Subtract the integers and take the sign of the larger number.
• 3 + 3 = 6 -3 + -5 = -8
Friday, May 3, 13
REVIEW ADDING INTEGERS
• Adding Integers-
• Adding two numbers with the same sign. Add the integers and keep the same sign.
• Adding two numbers with different signs. Subtract the integers and take the sign of the larger number.
• 3 + 3 = 6 -3 + -5 = -8
• 3 + -5 = -2
Friday, May 3, 13
REVIEW SUBTRACTING INTEGERS
Friday, May 3, 13
REVIEW SUBTRACTING INTEGERS• Subtracting Integers
Friday, May 3, 13
REVIEW SUBTRACTING INTEGERS• Subtracting Integers
• Same Change Opposite
Friday, May 3, 13
REVIEW SUBTRACTING INTEGERS• Subtracting Integers
• Same Change Opposite
• Change the subtraction sign to addition.
Friday, May 3, 13
REVIEW SUBTRACTING INTEGERS• Subtracting Integers
• Same Change Opposite
• Change the subtraction sign to addition.
• Change the sign of the second integer.
Friday, May 3, 13
REVIEW SUBTRACTING INTEGERS• Subtracting Integers
• Same Change Opposite
• Change the subtraction sign to addition.
• Change the sign of the second integer.
• Use the rules for addition.
Friday, May 3, 13
REVIEW SUBTRACTING INTEGERS• Subtracting Integers
• Same Change Opposite
• Change the subtraction sign to addition.
• Change the sign of the second integer.
• Use the rules for addition.
• 3 - (-4) = 3 + 4 = 7
Friday, May 3, 13
REVIEW SUBTRACTING INTEGERS• Subtracting Integers
• Same Change Opposite
• Change the subtraction sign to addition.
• Change the sign of the second integer.
• Use the rules for addition.
• 3 - (-4) = 3 + 4 = 7
• -4 - 6 = -4 + (-6) = -10
Friday, May 3, 13
REVIEW MULTIPLY/DIVIDE INTEGERS
Friday, May 3, 13
REVIEW MULTIPLY/DIVIDE INTEGERS
• When you multiply or divide two integers with the same sign the answer is always positive.
Friday, May 3, 13
REVIEW MULTIPLY/DIVIDE INTEGERS
• When you multiply or divide two integers with the same sign the answer is always positive.
• When you multiply or divide two integers with different signs the answer is always negative.
Friday, May 3, 13
REVIEW MULTIPLY/DIVIDE INTEGERS
• When you multiply or divide two integers with the same sign the answer is always positive.
• When you multiply or divide two integers with different signs the answer is always negative.
• 3*3=9 -3*-3=9 -3/-3=1 3/3=1
Friday, May 3, 13
REVIEW MULTIPLY/DIVIDE INTEGERS
• When you multiply or divide two integers with the same sign the answer is always positive.
• When you multiply or divide two integers with different signs the answer is always negative.
• 3*3=9 -3*-3=9 -3/-3=1 3/3=1
• -3*3=-9 -10/5=-2
Friday, May 3, 13
Fractions
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separatedinto 4 parts.
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separatedinto 4 parts.
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separatedinto 4 parts.
How many parts of this object hasbeen filled.
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separatedinto 4 parts.
How many parts of this object hasbeen filled.
14
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separatedinto 4 parts.
How many parts of this object hasbeen filled.
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separatedinto 4 parts.
How many parts of this object hasbeen filled.
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separatedinto 4 parts.
How many parts of this object hasbeen filled.
24
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separatedinto 4 parts.
How many parts of this object hasbeen filled.
24
or
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separatedinto 4 parts.
How many parts of this object hasbeen filled.
24
12
or
Friday, May 3, 13
Fractions
A fraction is a part of a whole, or an entire object.
This is a whole object
This object has now been separatedinto 4 parts.
How many parts of this object hasbeen filled.
24
12
or This is reducing or simplifying the fraction
Friday, May 3, 13
Friday, May 3, 13
ADDING FRACTIONS
Friday, May 3, 13
ADDING FRACTIONS
• Fraction consist of two numbers a numerator and a denominator.
Friday, May 3, 13
ADDING FRACTIONS
• Fraction consist of two numbers a numerator and a denominator.
• The numerator is the top number and the denominator is the bottom number.
Friday, May 3, 13
Friday, May 3, 13
Numerator
Friday, May 3, 13
NumeratorDenominator
Friday, May 3, 13
NumeratorDenominator
Adding/Subtracting fractions with the same denominator
Friday, May 3, 13
NumeratorDenominator
To add or subtracting two fractions with the same denominator
add the numerators and place that numberover the common denominator.
Adding/Subtracting fractions with the same denominator
Friday, May 3, 13
Friday, May 3, 13
ADDING FRACTIONS WITH UNLIKE DENOMINATORS
Friday, May 3, 13
ADDING FRACTIONS WITH UNLIKE DENOMINATORS
• Find the Least Common Denominator (LCD) of the fractions
Friday, May 3, 13
ADDING FRACTIONS WITH UNLIKE DENOMINATORS
• Find the Least Common Denominator (LCD) of the fractions
• Rename the fractions to have the LCD
Friday, May 3, 13
ADDING FRACTIONS WITH UNLIKE DENOMINATORS
• Find the Least Common Denominator (LCD) of the fractions
• Rename the fractions to have the LCD
• Add the numerators
Friday, May 3, 13
ADDING FRACTIONS WITH UNLIKE DENOMINATORS
• Find the Least Common Denominator (LCD) of the fractions
• Rename the fractions to have the LCD
• Add the numerators
• Simplify the fraction
Friday, May 3, 13
Friday, May 3, 13
MULTIPLYING FRACTIONS
Friday, May 3, 13
MULTIPLYING FRACTIONS
• Multiply straight across the fraction.
• Always simplify the fraction to lowest terms.
Friday, May 3, 13
Friday, May 3, 13
Dividing fractions
Friday, May 3, 13
Dividing fractions
Same Change Flip
Friday, May 3, 13
Dividing fractions
Same Change Flip
Friday, May 3, 13
http://visualfractions.com/Games.htm
Friday, May 3, 13
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