It is called the remander. Such as, the remander number.
3.6667
7+8+9=___ dived by 6 add the remander (must have a remander) then add 12+87+99=____ answer-___
That depends on the type of problem and what the remander is.. But in some cases the remander is a fraction of a number.. Making it a decimal to simplify it
28
0.1176
0.0177
26.3243
7.8333
370.0909
12.3333
2