Two lessons’ worth of KS3 data representation: binary place value both ways, binary addition including one that overflows, hexadecimal and why it exists at all, hex colour codes, ASCII, and how to ...
We observe that only ten of the sixteen (2 4) possible combinations are used in BCD; the remaining six combinations 1010, 1011, 1100, 1101, 1110, and 1111 are invalid in BCD. The designations A ...
IB DP Computer Science A1.2.2 How Binary Is Used to Store Data lesson and worksheet for the new 2027 syllabus. A classroom-ready resource covering binary encoding and how different types of data are ...
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