Add decimal digits in Assembly Programming 8086

Question

Is there any way to ADD two decimal digits in Assembly Programming 8086 ?

This is what i'm trying:

.model small
.stack 100h

.code

main proc


mov ah,1
Int 21h

mov bl, al

Int 21h
mov cl, al

ADD bl, cl

mov ah, 2
mov dl, bl
Int 21h


mov ah, 4ch
Int 21h

main endp

end main

But the result is in ASCII , I want it in decimal .

Answer 1

要将ASCII转换为十进制值，只需减去0字符的ASCII值（十进制为48），然后进行数学运算，然后通过加回值0 。