Set in a whole number with the help of formulas

Hello Everyone, 

if there are numbers in a column like [1, 2, 3, 23, 43, 54,  34 +1, 45 - 1, 42 *2 , 34, 98] how to make this a list of whole numbers or how do we calculate in between if there is a large dataset? 

Please help..???

Here is a attach file..