Server Error

Server Not Reachable.

This may be due to your internet connection or the nubtrek server is offline.

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.continue
6th-8th Foundation


Learn the revolutionary new details uncovered about fractions. Fractions are measure of "parts of a whole". Numerator is the count of the parts and Denominator represents the size of one part as place-value for the numerator. In this, learn the following.

 •  Fractions as numbers with specified place-values

 •  Fractions as directed-numbers (positive and negative)

 •  Fractions arithmetics : first principles

 •  fractions arithmetics : simplified procedures
     Addition/Subtraction with LCM of denominators
     Multiplication by multiplying numerators and denominators
     Division as multiplication with multiplicative inverse
(click for the list of lessons in this topic)

Arithmetics with Fractions

Fractions are specified in different place values or denominators. This page explains arithmetics with fractions such as, comparison, addition, subtraction, multiplication, and division.

The arithmetic operations are first explained in first-principles for fractions - numbers with different place-values.

Then simplified procedures are explained.

(click for the list of pages in the lesson)