Jessica has mastered addition and subtraction with two- and three-digit numbers. She still struggles to understand more general mathematical rules, such as the fact that multiplying a number by -1 will always yield a negative number. She is likely in the _______ stage of cognitive development.

Question

Quizplus · Accepted Answer

Jessica is likely in the concrete operational stage of cognitive development, as children in this stage (typically ages 7 to 11) can perform operations on concrete objects and understand the concept of conservation, but they struggle with abstract and hypothetical concepts, such as the rules of mathematics that do not directly relate to concrete manipulation.

Jessica Has Mastered Addition and Subtraction with Two- and Three-Digit