An org spreadsheet to split a supermarket ticket into four concepts.

| al | an | cl | t |
|----+----+----+---|
|    |    |    |   |
|    |    |    |   |
|    |    |    |   |
|    |    |    |   |
|----+----+----+---|
|  0 |  0 |  0 | 0 |
|  0 |    |    |   |
#+Tblfm: @>>=vsum(@I..II)::@>$1=vsum(@-1$<..@-1$>)

M-x org-table-iterate to recalculate