Adding Fractions
Subtracting Fractions
Parts of Fractions
Finding the LCD
Vocabulary
100
to add fractions they must have the same ______.
What is denominator?
100
When subtracting fractions, denominators must be ______.
What is common (the same).
100
the top digit in a fraction
What is the numerator?
100
Find the LCM of 3 & 5
What is 15
100
The property of numbers that says you can rearrange the addends to allow you to add like terms easily without changing the answer.
What is commutative property?
200
When adding fractions with unlike denominators, you must find the ______.
What is the least common denominator?
200
The Carson family went fishing. They caught a 2 5/8 pound trout and a 1 1/2 pound bass. How many more pounds was the trout than the bass?
what is 1 1/8
200
The bottom digit of a fraction
What is the denominator?
200
`Find the LCM of 3 & 6
What is 6
200
When are 2 times in the real world when you would use fractions?
What is cooking, measuring, building ..multiple answers
300
When adding fractions with a common denominator, what do you do with the numerators?
What is add?
300
When subtracting fractions with a common denominator, what do you do with the numerators?
What is subtract?
300
a fraction with the numerator greater than the denominator
What is an improper fraction?
300
Find the LCM of 6 & 4
What is 12
300
The top part of a fraction that tells how many pieces you are talking about is
What is the numerator
400
A fraction can be simplified if they have a common _______.
What is factor?
400
Answers must always be written in _______.
What is simplest form?
400
A number with a whole number and a fraction
What is a mixed fraction?
400
Rename these fractions to have a denominator of 42:
What is
400
The bottom portion of the fraction that tells how many equal pieces there are total is called
What is the denominator
500
7/22 + 4/22 = ? (Simplified form)
What is 1/2
500
1/3 - 1/4
What is 1/12
500
A fraction with the same numerator and denominator.
What is an equivalent form of 1?
500
What is the LCD of 16 and 8?
What is 48
500
Before we can add or subtract fractions, we must have a common...
What is denominator
600
4/8 + 2/3
What is 1 1/6
600
9/12-2/8
What is 1/2
600
1/4= x/12 what is x?
What is 3
600
Find the LCD for 1/4 and 1/6
12
600
When finding the LCD, you list the ______ of each number and find the first one they have in common.
Multiples
700
2/10 + 3/10
What is 1/2
700
14 2/5 - 9 3/8
What is 5 1/40
700
2/5=x/10
What is 4
700
What is the LCD for 1/6 and 2/5?
30
700
A fraction answer must always be written in _____
What is simplest form
800
1 2/3 + 2 3/4
What is 4 5/12
800
8/12 - 3/12
What is 5/12
800
Are 1/4 and 1/2 equivalent fractions? How do you know?
No, they are not equivalent because 1/4 is NOT equal to 1/2... 2/4 is equal to 1/2
800
What is the LCD for 3/4 and 3/5?
20
800
List the first six multiples for 4
4, 8, 12, 16, 20, 24
900
1 3/5 + 4 5/7
What is 6 11/35
900
5/10 - 2/12
What is 1/3
900
Are 2/3 and 4/6 equivalent fractions and how do you know?
Yes they are equivalent because 4/6 reduces to 2/3 with the GCF of 2.
900
What is the LCD for 7/9 and 5/6
18
900
Write the least common multiple for the numbers: 20 and 15
60
1000
3 1/3 + 2 1/4 + 5 1/9
What is 10 25/36
1000
10/12 - 4/10
13/30
1000
Are 3/4 and 2/3 equivalent fractions, how do you know?
No they are not equivalent fractions because you cannot simplify one fraction to equal the other.
1000
What is the LCD for 8/11 and 4/7?
77
1000
This is what you use to put fractions into simplest form.
What is Greatest Common Factor?