Register
For adding or subtracting fractions, any common denominator will do. Explain the advantages and disadvantages of using the LCM of the denominators.
174k views
3 votes
For adding or subtracting fractions, any common denominator will do. Explain the advantages and disadvantages of using the LCM of the denominators.

User Noelbk
by
4.7k points

1 Answer

2 votes
Using the lowest common multiple helps because then afterwards there is no need to divide because it’s already the lowest (I believe I was taught this a while ago).
User Stepheaw
by
4.5k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.2m questions

6.8m answers

Other Questions

Pizza planet is running a special 3 pizzas for 16.50. What is the unit rate for one pizza
What number is halfway between 0 and 18
If the 9-inch wheel of cheese costs $18.60, what is the cost per square inch? If the cost is less than a dollar, put a zero to the left of the decimal point?
I need to simplify this expression.
Need answer to math problem!!!​
Link Copied!