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Thought-Process to Discover Knowledge

Welcome to nubtrek.

Books and other education websites provide "matter-of-fact" knowledge. Instead, nubtrek provides a thought-process to discover knowledge.

In each of the topic, the outline of the thought-process, for that topic, is provided for learners and educators.

Read in the blogs more about the unique learning experience at nubtrek.
6th-8th Foundation

### Integers

Integers take a new name "directed-whole-numbers". That is, received an amount of 3 and given an amount of 3 are two different numbers with +3 (aligned to the chosen direction) and -3 (opposed to the direction). Learn in this

•  What are directed numbers?

•  How to handle direction in numbers?

•  Sign and Absolute values of directed numbers

•  First Principles of Comparison, addition, subtraction, multiplication, and division : directed numbers.

•  Procedural Simplification by sign and place value

•  Numerical Expressions with Directed Numbers - Precedence order and Sequence
(click for the list of lessons in this topic)

Integer Multiplication & Division

Do you want to understand how the negative numbers are handled in multiplication and division?

In this lesson, learn the following for directed-whole-numbers.

•  directed numbers multiplication in first principles -- repeatedly combining a quantity and measuring the combined and

•  directed numbers division in first principles -- splitting a quantity into a number of parts and measuring one part

•  simplified procedure : Sign Property of Multiplication

•  simplified procedure : Sign Property of Division

(click for the list of pages in the lesson)