B BB New member Joined Jun 7, 2007 Messages 14 Jun 8, 2007 #1 Here is a problem i worked out can you tell me if it's okay 1/7 - 1/x 1(x)/7(x) - 1(7)/x(7) 1x/7x - 7/7x 1x-7/7x thank you
Here is a problem i worked out can you tell me if it's okay 1/7 - 1/x 1(x)/7(x) - 1(7)/x(7) 1x/7x - 7/7x 1x-7/7x thank you
skeeter Elite Member Joined Dec 15, 2005 Messages 3,204 Jun 8, 2007 #2 Re: subtraction BB said: Here is a problem i worked out can you tell me if it's okay 1/7 - 1/x 1(x)/7(x) - 1(7)/x(7) 1x/7x - 7/7x 1x-7/7x (x-7)/(7x) thank you Click to expand...
Re: subtraction BB said: Here is a problem i worked out can you tell me if it's okay 1/7 - 1/x 1(x)/7(x) - 1(7)/x(7) 1x/7x - 7/7x 1x-7/7x (x-7)/(7x) thank you Click to expand...
B BB New member Joined Jun 7, 2007 Messages 14 Jun 8, 2007 #3 subtraction Skeeter Thank you alteast i wasn't to far off on this one.
D Denis Senior Member Joined Feb 17, 2004 Messages 1,700 Jun 9, 2007 #4 BB, you were correct, EXCEPT you forgot to include brackets: make sure you start using brackets: VERY IMPORTANT! x-2/4 means x minus (2/4) (x-2)/4 means (x-2) is divided by 4
BB, you were correct, EXCEPT you forgot to include brackets: make sure you start using brackets: VERY IMPORTANT! x-2/4 means x minus (2/4) (x-2)/4 means (x-2) is divided by 4
