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Subtract Fractions and Mixed Numbers with Unlike Denominators

This topic deals with the subtraction of fractions and mixed numbers with unlike denominators. We also learn to use models to subtract the fractions with unlike denominators.
Practice Question
1

The New Indian Restaurant was 1/2 full on Wednesday and 2/5 full on Thursday. How much more crowded was the restaurant on Wednesday than on Thursday?

 
Possible Answers
Your Answer
Correct Answer
A)

1/10
B)

3/5
C)

1/5
D)

3/10
Practice Question
2

Ms. Jordan travels 7/8 mile to her office. Mr. White travels 7/10 mile. How much farther does Ms Jordan travel than Mr. White?

 
Possible Answers
Your Answer
Correct Answer
A)

7/40
B)

15/80
C)

17/40
D)

27/80
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