02: How to use the Number datatype in Typescript, convert Hex, Oct, Binary, parseInt and parseFloat

How to declare variable of Type number.

How to convert a string to a Integer or Float, with parseInt and parseFloat.

How to use toString(16) to print number in Hex.
how to use toString(2) to print a number in Binary.

How to show a number Hex, Decimal, Octal or Binary.

How to add different base numbers.

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