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Adding and Subtracting Fractions with Like Denom ...
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Decompose 9/12 using the fraction model.
4/12 + 5/12 = 9/12
Decompose 3/4 using the fraction model.
1/4 + 2/4 = 2/4
Decompose 6/8 using the fraction model.
1/8 + 2/8 + 3/8 = 6/8
Decompose 3/3 using the fraction model.
2/3 + 1/3 = 3/3
Decompose 2/3.
1/3 + 1/3 = 2/3
Decompose 3/4.
1/4 + 1/4 + 1/4 = 3/4
Decompose 2/3.
1/3 + 1/3 = 2/3
Decompose 2/2.
1/2 + 1/2 = 2/2
Which equation is provided by this fraction models?
 
1/10 + 1/10 + 1/10 + 2/10 + 1/10 = 5/10
 
1/10 + 2/10 + 4/10 = 5/10
 
1/10 + 1/10 + 1/10 + 2/10 + 1/10 = 5/40
 
1/10 + 1/10 + 1/10 + 1/10 = 4/10
What is 1/5 +1/5 + 1/5 +1/5 = ?
 
4/5
 
4/20
 
1/5
 
1/20
Which fraction completes the equation? 1/7 + 1/7 + ____ = 4/7
 
2/7
 
1/7
 
2/14
 
3/7
Which fraction completes the equation? 5/10 - ____ = 3/10
 
2/10
 
5/10
 
7/10
 
3/8
What is 1/8 + 1/8 + 5/8 = ?
7/8
What is 8/12 - 3/12 = ?
5/12
Find the missing addends for 1/7 + 1/7 + ____ = 5/7
 
3/7
 
1/7
 
2/7
 
0/7
The images shown are examples of _______________.
 
unit fractions
 
decomposed fractions.
Which equation is provided by this fraction models?
 
1/10 + 1/10 + 1/10 + 2/10 = 4/10
 
1/10 + 2/10 = 4/10
 
1/10 + 1/10 + 2/10 = 4/30
 
1/10 + 1/10 + 1/10 = 3/10
What is 1/8 + 1/8 + 1/8?
3/8
Which fraction completes the equation? 2/5 + 1/5 + _____ = 4/5
 
1/5
 
4/5
 
3/10
 
3/5
Which fraction completes the equation? 7/10 - _____ = 2/10
 
5/10
 
7/10
 
2/10
 
5
What is 3/8 + 1/8 + 4/8 = ?
8/8 = 1
What is 4/7 - 2/7 = ?
2/7
Decompose 4/10.
Answers may vary.
Decompose 5/8.
Answer may vary.
Look at the fraction cirlcle to help you solve the problem. 8/12 - 3/12 =?
5/12, five twelves
Look at the fraction cirlcles to help you solve this problem. 2/10 + 5/10 + 1/10 = ?
8/10, eight tenths
A _________________ is a fraction in which the numerator is 1 and the denominator is a positive whole number or an integer.
unit fraction
To ____________ is to break apart a fraction or other number into smaller parts.
decompose
The ____________ is the number below the bar in a fraction.
 
denominator
 
numerator
The denominator tells you:
 
how many equal parts form one whole.
 
how many equal parts out of a whole.
The numerator tells you:
 
how many equal parts out of a whole.
 
how many equal parts form one whole.
The ____________ is the number on the top of the fraction.
 
numerator
 
denominator