Posted by Math Geek on Tuesday, August 28, 2012 at 6:16pm.
Here's your original post and my answer.
what is the common denominater for 3/4, 2/3,and 1/5?
math - Ms. Sue, Tuesday, August 28, 2012 at 6:09pm
Which of these multiples of 5 is also divisible by 2 and 3?
5, 10, 15, 20, 25, 30, 35, 40, 45, 50
Are you saying that you can't divide these numbers by 2 and 3?
Hint: Multiples of 2 all end in an even number. That limits the numbers above to those that end in 0.