SOLUTION: Find the sum or difference. 9/20 - -3/16 Thanks sooooo much! Please work really fast! Happy Holidays!

Algebra ->  Algebra  -> Inequalities -> SOLUTION: Find the sum or difference. 9/20 - -3/16 Thanks sooooo much! Please work really fast! Happy Holidays!      Log On

Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

   

Question 64992This question is from textbook Pre-Algebra
: Find the sum or difference. 9/20 - -3/16







Thanks sooooo much! Please work really fast! Happy Holidays!This question is from textbook Pre-Algebra

Answer by stanbon(48545) About Me  (Show Source):
You can put this solution on YOUR website!
Find the sum or difference. 9/20 - -3/16
Least common denominator (lcd) is 80
Rewrite each fraction with the lcd as its denominator.
[9*4/lcd]+[3*5/lcd]
Add the numerators and write that over the lcd
[36+15]/lcd
=51/80
Cheers,
Stan H.