There are 6 different ways to arrange the three digits (3 factorial), but the number cannot start with 0, so we must subtract the 2 arrangements that start with 0. Therefore, there are 4 different whole numbers that can be made with the digits 2, 5, and 8: 258, 285, 528, and 582.
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Your answer is, depending on the order of your subtraction, either positive or negative 198
36 of them.
A mixed number is made up of a whole number and a fraction.
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