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you must make the fractions equivalent and with the same denomenator

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Q: What must you do first before adding or subtracting unlike fractions?
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Related questions

What is the definition of adding and subtracting fractions with unlike denominators?

What is the definition of Adding and Subtracting Like Fractions


What types of problems can be solved using the the LCM?

Anything having to do with adding or subtracting unlike fractions.


What problems can be solved using gcf and LCM?

Finding the LCM will make adding and subtracting fractions easier.


Adding and subtracting unlike fractions steps?

first u find a common denominator


When can you use common multiples and factors?

Use the LCM when you are adding and subtracting unlike fractions. Use the GCF when you are simplifying fractions.


Why do you find the LCM of numbers?

Finding the LCM helps in the process of adding and subtracting unlike fractions.


How do you solve a fraction problem when you don't have the same denominator?

If you are adding or subtracting unlike fractions, convert them to equivalent fractions with a common denominator.


When do you need to find the least common multiple for two or more numbers?

When you are adding or subtracting unlike fractions.


What types of problems can be solved while using the least common multiple?

Adding and subtracting unlike fractions.


What is the use of LCM?

When adding or subtracting unlike fractions, the LCM process is used to find the least common denominator.


What type of problems can be used using the least common multiple?

Anything having to do with adding or subtracting unlike fractions.


What types of problems can be solved using the greatest common factor and what types of problems can be solved using the least common multiple.?

Finding the GCF will help in simplifying fractions. Finding the LCM will help in adding and subtracting fractions.