Why can't you round off 0.66666.... to 0.66667 and 0.3333.... to 0.33333 (to define the number of decimal places) as you can't add without defining number of places, and when you define and truncate the decimal places the problem is solved
then add them 0.33333+0.66667= 1
Why can't you round off 0.66666.... to 0.66667 and 0.3333.... to 0.33333 (to define the number of decimal places) as you can't add without defining number of places, and when you define and truncate the decimal places the problem is solved then add them 0.33333+0.66667= 1