如题所述
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第1个回答 2019-11-21
原题应该是34X57十34X43,丢了加号
34X57十34X43
=34X(57十43)
=34X100
=3400本回答被网友采纳
34X57十34X43
=34X(57十43)
=34X100
=3400本回答被网友采纳
第2个回答 2019-11-21
=34×(57+43)
=34X100
=3400
=34X100
=3400
第3个回答 2019-12-25
34X57+34X43简便方法计算?
34X57+34X43
=34X(57+43)
=34×100
=3400
34X57+34X43
=34X(57+43)
=34×100
=3400