Answer :
Answer:
O O O O ║ O O O O
or
O O O O
———————
O O O O
Step-by-step explanation:
When there are only 8, you can visualize where the divider needs to go to make the number on one side equal to the number on the other side of the divider.
For larger numbers or fractions other than 1/2, that approach may not work so well. Rather, you can arrange the marbles (or other objects) into "piles" (rows, for example) so that there are an equal number in each pile—similar to dealing cards. That is the intent of the second diagram.