Posted by johnnie on .
Subtract
6(2)=8 is this right I get confused.
add. 5/14+9/7=14/21

alegebra 
drwls,
No to your first question.
6(2)= 6 + 2 = __
No to your second question, also.
The common denominator to use is 14.
5/14 + 9/7 = 5/14 + 18/14 = (185)/14
= 13/14