9.9 - Divide With Decimals.avi. Planning Full Days & Practicing Fast Facts < Teaching Channel. The Math Wars, Conceptual Thinking, and Traditional Algorithms. "The TOC Navigator"--the newsletter of The Objectivist Center The Math Wars, Conceptual Thinking, and Traditional Algorithms By David S.
Ross, Ph.D. When I was a boy in school, my father told me, often, that mathematics was the most important subject. "And the thing in mathematics," he always advised, "is to know the formulas. You have to be able to remember the formulas. " Teaching Division Alternatives: The Partial Quotient Algorithm. The traditional approach (or algorithm) for large number division is the most abstract and difficult approach to division.
Yet many adults think it is the only approach. Take a simple problem like 7,248 divided by 3 and try to explain the traditional method: three goes into seven twice, write down the two over the seven, multiply two times three and write the answer, six, under the seven, then subtract six from seven. That leaves 1,248. Math Teaching Resources for K-5 Classrooms.