6+7+8+102+103+104用简便计算?

日期:2022-04-04 10:06:09 人气:1

6+7+8+102+103+104用简便计算?

6+7+8+102+103+104用简便计算?
解:6+7+8+102+103+104
=(6+104)+(7+103)+(8+102)
=110+110+110
=330
    A+
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