Main datasets with all the subtraction operations run by users
This page contains the links to all the subtraction operations performed by users. At this moment, these operations have been grouped into three data sets:
1) Data set no. 1: all the subtraction operations that have as results numbers that are less than -850.
2) The data set no. 2: all the subtraction operations that have as results numbers that are equal to or greater than -850 and less than 550.
3) Data set no. 3: all the subtraction operations that have as results numbers that are equal to or greater than 550.