Topic 33 Resources

Students need to understand:

Numbers

  • how to convert positive denary whole numbers (0–255) into 8 bit binary numbers and vice versa


Choose from the following to help you learn:

Books

CAMBRIDGE Computer Science:
Pages 126-131. Sections "Why binary", "Binary data", "Number systems", and Method 1 and Method 2.
ROBSON & HEATHCOTE Computer Science (9-1):
Page 135. Sections "Dinary to denary conversion" which continues to the bottom of Page 136.
SUSAN ROBSON GCSE Computing(3rd edition):
Pages 50-51, Section "Numbers". 
SUSAN ROBSON GCSE Computing(2012):
Pages 10-11, Section "Numbers". 
AXSIED GCSE Computer Science (3rd edition):
Page 119. R60 "Binary", Page 121. R61 "Binary to Denary Conversions" and Page 123. R62 "Denary to Binary Conversions" 
ROUSE & O'BYRNE GCSE(9-1) Computer Science:
Page 146. Section "Data representation, conversion and arithmetic" to the top half of Page 147, and Page 148 "Numbers" to the top half of Page 149.

Web Sites


YouTube
  • MrDMcKnight: Watch all (2:14). Why computers use binary
  • MrDMcKnight: Watch all (7:46). The binary counting system
  • MrDMcKnight: Watch all (10:08. Binary conversions
  • Computer Science Tutor: Watch from 0:30 to 3:40. Binary
  • Computer Science Tutor: Watch from 0:20 to 13:47. Binary to Denary conversions
  • Cambridge GCSE Computing: Watch all (2:14) Binary Format, Part A
  • Cambridge GCSE Computing: Watch all (2:52) Binary Format, Part B
  • Cambridge GCSE Computing: Watch all (2:38) Converting positive denary numbers, Part A
  • Cambridge GCSE Computing: Watch all (1:22) Converting positive denary numbers, Part B

Last modified: Thursday, 4 May 2017, 11:47 AM