how can you split the clock face in two so that the sum of the numbers on the two halves are the same?

Question

I don't know how to solve this problem. I need help solving this problem. Can someone help me in like 5 minutes or less?

Answer 1

If all numbers 1 through 12 are included ,

 

Draw a line from a point between the 9 and 10 to a point between the 3 and 4

 

Both sums will be 39