SOLUTION: what is the lcd of 3/5, 5/28,7/10,-3/4

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Question 726456: what is the lcd of 3/5, 5/28,7/10,-3/4
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
lcm(5,28,10,4)=
5*4*7=140