078. OCR A Level (H046-H446) SLR13 – 1.4 Converting between binary, hex & denary

---

About this video

OCR Specification Reference
AS Level 1.4.1f
A Level 1.4.1f

Large binary number sequences become difficult to manage, so we often use hexadecimal, the base sixteen number system to represent nibbles of data in one symbol. This video illustrates how to convert between denary, binary and hexadecimal.

Key question:

- How do we convert between the various different base number systems -- binary, denary and hexadecimal?

00:00 Converting between binary, hexadecimal and denary
00:09 Intro
00:14 Converting between binary, hexadecimal and denary
00:30 Denary to hexadecimal - Example 1
01:58 Denary to hexadecimal - Example 2
03:31 Denary to hexadecimal - Example 3
04:49 Denary to hexadecimal - Example 4
06:07 Hexadecimal to denary - Example 1
07:42 Hexadecimal to denary - Example 2
08:41 Hexadecimal to denary - Example 3
09:49 Key question
10:03 Outro

Last updated: 01.07.26

---

• SLR 13 – Data types