# Math

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Eduardo owened 6/7 of a family business. He sold 1/5 of the business to his son. What portion of the business does he still own?

What is the lowest term for 5/9+ 8/9
what is the lcm of of 3,6 and 9

• Math -

The first question: He can only sell to his son what he owns.

6/7*soldtoson=1/5
soldtoson= 7/30

whichmeans he still owns...

6/7-7/30 you can do that math.

2) 5/9+8/9 = 14/9 = 1 5/9

3) lcm of 3,6,9? Would 18 work?

• Math -

These are the options. 6/7 of the family business. sold 1/5 to his son.
23/37 14/37 23/35 or 37/35.

2.5/9+8/9 options 1 4/9 1 2/3 1 1/3 and 13/18.

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