Addition and subtraction algorithms used with larger numbers:
A)are much harder to understand because the numbers are bigger.
B)cannot be modeled with base-10 materials.
C)parallel the situations, stories, and rules as smaller numbers.
D)should be introduced when children can count to 100.

Question

Quizplus · Accepted Answer

Addition and subtraction algorithms used with larger numbers can be parallel to the situations, stories, and rules as smaller numbers. While the numbers may be bigger, the basic concepts and procedures remain the same, making them understandable with practice and use of visuals or manipulatives.

Addition and Subtraction Algorithms Used with Larger Numbers