Write a script to round a large number to the nearest 10,000
e.g. x = 12,358,466,243 --> y = 12,358,470,000
You can write as many zeros as you want after 12358470000.0, it's still the same number as 12358470000
Add two numbers
Summing Digits within Text
Convert a vector into a number
Matlab Basics - Assigning Variables
Matlab Basics - Logical Tests I
Matlab Basics - y as a function of x
Matlab Basics II - Extract last 3 elements of a vector
Matlab Basics - Rounding II
Matlab Basics - Convert a row vector to a column vector
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