Julie understands that if 4 coins added to 5 coins equals 9 coins, then 4 coins subtracted from 9 coins equals 5 coins. This indicates that Julie has reached the _____ stage of development.

Question

Quizplus · Accepted Answer

This is an example of conservation of number, which is a concept mastered in the concrete operational stage of development. The preconventional stage is focused on avoiding punishment and seeking rewards, the formal operational stage involves abstract reasoning and hypothetical thinking, and the postconventional stage involves the development of morality based on personal principles.

Julie Understands That If 4 Coins Added to 5 Coins