fx-9860GII
Int÷
On a Casio calculator you can calculate an integer division
CALC ▷ ▷ Int÷ OPTN F4 F6 F6 F1
or via the catalog as
CATALOG P
INPUT SHIFT 4 Int÷ F1
Example 1
To divide 85 / 4 = 21 where the result is expressed in integers only
Int÷ 8 5 ≣ 85 Int÷ 4 EXE 85 Int÷ 4 21