Using assembly code in DOSbox to divide two numbers I keep getting an error what should my result be

Code. lab*5.asm- Notepad File Edit Format View Help L model small stack 100h . data Enter a number msg2 db 10.13, the product is S x1 ob ? yl db? code main proc mov ax,edata mov ds, ax mov ah. 9h lea dx, msgi int 21h mov ah,1h int21 sub al,o mov ah, 9h lea dx, msgl int 21h mov al,x1 mov dx, O div yl mov d, al add dl,o mov ah 2h int 21h mov ah,04ch int 21h main endp end main