well, whole number just means without a decimal, right? so what we wanna do is see whether 34.1 is closer to 34, the closest whole number below it, or 35, the next highest whole number. is 34.1 closer to 34 or 35? well, 34.1 is 1 tenth from 34, while its 9 tenths away from 35. therefore, we can conclude that 34.1 rounds to 34.