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lesson 1

looking at binary
ordinal numbers - indexes, counters etc
natural numbers - start from 0
intergers - just any number
rational numbers - just decimals

should learn negative binary and floating point binary

normal multiplication works in binary as well, its just multiplying by 1 or 0

we looked at binary addition and multiplication

we looked at hex to denary

gonna do some programming


todo:
 floating point binary
 negative binary
 hex addition and multiplication
`done!