Start Excel and open the worksheet containing the number you want to round up. Click inside of the cell where you want to display the calculation. Type "=ROUNDUP()" into the formula bar.

For example, to round to the nearest hour, replace "15" with "60". Press "Enter." Excel rounds the original value up or down to the nearest 15-minute (or other) increment. Format an empty cell ...

While working with Excel sheets, it is very common to fill increment cells. Increment cells are cells in which numerical values are arranged with a fixed increment value across a column.