Division means sharing things equally. Everyone gets the same amount. No one gets more. No one gets less.
Leo shares 12 apples with 3 friends. He hands out one apple at a time. Each friend ends up with 4 apples.
Share one thing at a time. Go around the group again and again. Stop when nothing is left. Count how many each person has.
Sharing equally means everyone gets the same amount, until nothing is left.
Share 6 stars equally between 2 plates. How many stars go on each plate?