Vocabulary
Comparing
LCD
Reducing
Computations
100
The top number in a fraction.
What is the numerator?
100
2 3 _ _ 3 4
Less than, <
100
Find the LCD. 1 3 __ __ 2 4
4
100
This is what you need to find in order to reduce a fraction.
What is GCF?
100
When doing these operations, we need to find a LCD.
What are subtraction and addition?
200
The bottom number in the fracion.
What is the denominator?
200
1 5 _ _ 2 10
Equal to =
200
Find the LCD. 2 7 __ __ 5 8
40
200
This is another name for reducing.
What is simplifying?
200
When doing this operation, you do NOT need to find a LCD.
What is Multiplication?
300
2 5 1 _ __ 3 3
Equal to, =
300
Find the LCD. 3 1 __ __ 4 6
12
300
Reduce. 6 __ 14
3 __ 7
300
Solve, simplify your answer. 6 3 ___ + ___ 7 5
51 16 ___ or 1 ___ 35 35
400
The definition for GCF
What is Greatest Common Factor?
400
5 3 __ 2
>, Greater than
400
Find the LCD. 2 1 __ __ 5 3
15
400
Simplify 8 __ 24
1 __ 3
400
Solve, then simplify 2 5 ___ X ___ 3 7
10 ___ 21
500
Lowest Common Denominator is found the same way we find this.
What is Least Common Multiple?
500
5 4 __ __ 8 7
>, Greater than
500
When do we find the LCD in math? Or why do we need to find it?
When we add or subtract fractions?
500
Reduce. 98 ___ 100
49 ____ 50
500
Solve, then simplify. 2 5 1 ---- + 2 ---- 3 6
9 1 ____ or 4 ---- 2 2
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