Assuming the rounding is to powers of ten, the least is 750 and the greatest is 850.
6450 to 6549 to the nearest hundred
800
The least whole number is 1590000 and the greatest number is 1999999
yes
845 and 854
6450 to 6549 to the nearest hundred
800
340
There are no greatest hole numbers nor least whole numbers so the question makes no sense.
The least whole number is 1590000 and the greatest number is 1999999
450000
yes
first finding the whole number and then sort them out from least to greatest in answers
104 to 95
845 and 854
ascending order
The least (meaning lowest) common factor of any set of whole numbers is always 1. The greatest common factor of any set of whole numbers will depend on the factors of the individual whole numbers in the set.