Number Bases I

Mathematics SSS1 First Term


Number Bases I

Performance Objectives

Students should be able to;

  1. Mention other bases such as 4, Base 5(quandary), base 8(octal), base 16(Hexadecimal), e.t.c
  2. Convert decimal fractions to base 10 and one base to another base
  3. Convert numbers from base 10 to other bases and from other bases to base 10

Number Base System


Concept of expanded notation: Every decimal number X can be expressed uniquely in the form:


X = In × 10n + In−1 × 10n−1 + In−2 × 10n−2 + ... + In−n × 10n−n

This is known as the expanded notation

View More

Subscribe now to gain full access to this lesson note

Take Me There

Click here to gain access to the full notes.