题目

8+2-3=                          6+8= 4+5-4=                           16-9= 7-3+6=                           5+8= 6+3-1=                           12-6= 6-5+8=                           15-8= 答案:8+2-3= 7 6+8=144+5-4= 5 16-9=77-3+6=10 5+8=136+3-1=8 12-6=66-5+8=9 15-8=7
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