Why are there an odd number of justices on the Supreme Court? to avoid conflicts with the Congress to balance the differences in oral arguments to prevent a tie when voting on a case to create a court that shares the same views

This is most likely because of the ease when making judicial rulings. If there is an odd number of judges, then there will rarely be a tie vote. This can only occur when judges decide to abstain from voting. Most likely, the current court has an odd number of Justices to prevent an evenly split decision.

To prevent a tie when voting on a case.