Question

11. Perform the indicated operation and, if possible, simplify. Please show all of your work. Write your final answer exactly as a fraction in lowest terms.

7/19+1/2

Answer 1

what sould your first step be?

Answer 2

To find a common denominator.

Answer 3

good; how do we know what number 19 and 2 will have in common? dont worry about lowest common demonimator, any common one will do

Answer 4

do 19 and 2 have (19)*(2) in common?

Answer 5

I guess you have to find one by dividing

Answer 6

would 19 and 2 have (19)*(2) in common?

Answer 7

Thanks...I finally got it.