rounding a number in a cell to the nearest100 when the cell already has a formula thatproduces the n

[nevets2]

Version: 2004
Operating System: Mac OS X 10.4 (Tiger)
Processor: Power PC

I understand the Round function that can round a number to the nearest 100. But how do you enter that function into a cell whose number is already the result of a formula in that cell? Adding a function on top of a formula??

 

[macropod]

You can nest functions. For example:
=ROUND(MIN(A1,MAX(B1:J1)),-2)

Cheers