DATAS SEGMENT
    AGES DB 21H,23H,33H,52H,65H
         DB 44H,82H,15H,87H,24H
    NUM EQU $ - AGES
    SUM DW ?
DATAS ENDS
STACKS SEGMENT STACK
        DB 30H DUP(?);此处输入堆栈段代码
STACKS ENDS

CODES SEGMENT
    ASSUME CS:CODES,DS:DATAS,SS:STACKS
START:
    MOV AX,DATAS
    MOV DS,AX
    MOV AX,STACKS
    MOV SS,AX
    MOV CX,NUM
    XOR AX,AX
    MOV SI,OFFSET AGES
NEXT:
    ADD AX,[SI]
    DAA
    ADC AH,0
    XCHG AH,AL
    DAA
    XCHG AH,AL
    INC SI
    LOOP NEXT
    MOV SUM,AX
    MOV AH,4CH
    INT 21H
CODES ENDS
    END START
简单的相加程序，如何显示SUM值的内容？

结果应该是446为什么结果是10556？