addition

section .data
num1 db 3
num2 db 4
msg db "Sum: ",0
result db "0",10
section .text
global _start
_start:
mov al, [num1]
add al, [num2]
add al, '0'
mov [result],al
mov eax, 1
mov edi, 1
mov rsi, msg
mov edx, 5
syscall
mov eax, 1
mov edi, 1
mov rsi, result
mov edx, 2
syscall
mov eax, 60
xor edi, edi
syscall