Adding Fractions
to add fractions they must have the same ______.
What is denominator?
When subtracting fractions with unlike denominators you must first find the..?
Find the LCD/LCM
The answer to a multiplication problem is called a....
Product
What are like fractions?
Fractions that have a common denominator.
1/2 + 5/2
6/2 or 3
4/5 -3/5
1/5
8 x 2/3 =
16/3
OR
5 and 1/3
What are equivalent fractions?
Fractions that look differently but have the same value.
When adding fractions with a common denominator, what do you do with the numerators?
Add them together and keep the denominator the same.
When subtracting fractions with a common denominator, what do you do with the numerators?
What is the opposite or the inverse operation of multiplication?
Division
The top part of a fraction that tells how many pieces you are talking about is called a_______.
Numerator
4 1/2 + 6 5/2
13
3/4 - 2/8
4/8 or 1/2
1/2 and 2/4 are what kind of fractions?
Equivalent Fractions
The bottom portion of the fraction that tells how many equal pieces there are total is called the __________.
denominator
When adding fractions with unlike denominators you find the Least Common Denominator, then make..?
Equivalent fractions
or
Common Denominator
Fractions can be simplified if the numerator and denominator has the same common ___________?
Factors
How do you multiply two fractions?
Multiply Left to Right for both numerators and denominators.
Before we can add or subtract fractions, we must have a common....
denominator