SOLUTION: adding fractions. write each result in simplest form. (2/15)+ (9/20)=

Question 126087: adding fractions. write each result in simplest form.
(2/15)+ (9/20)=
Found 2 solutions by jim_thompson5910, checkley71:
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!

Solved by pluggable solver: Fractions Solver

Start with the given expression

In order to add these two fractions, these fractions need to have a common denominator.

In order to do that, we simply find that the LCM of 15 and 20 is 60 (note: if you need help with finding the LCM, check out this solver)

Now we need to get each denominator to 60

Multiply by

Multiply and to get

Multiply by

Multiply and to get

Since both fractions have a common denominator of 60, we can now combine the fractions

Combine the fractions

Add the numerators

So

If want to reduce the fraction, reduces to (note: click here if you need help with reducing fractions)

Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
2/15+9/20
First we need to find the LCD.
15=3*5
20=4*5 therefore we have 3*4*5=60 for the LCD
(2*4+9*3)/60=(8+27)/60=35/60=7/12 answer.
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