第1个回答 2018-04-03
35×35+65×35
=(35+65)×35
=100x35
=3500本回答被提问者采纳
=(35+65)×35
=100x35
=3500本回答被提问者采纳
第2个回答 2018-04-03
35*35+65*45
=35*（45-10）+65*45
=35*45-350+65*45
=45*（35+65）-350
=45*100-350
=4500-350
=4150
=35*（45-10）+65*45
=35*45-350+65*45
=45*（35+65）-350
=45*100-350
=4500-350
=4150
第3个回答 2018-04-03
35×35+65×45
=35x35+65x35+65x10
=35x(35+65)+650
=35x100+650
=3500+650
=4150
=35x35+65x35+65x10
=35x(35+65)+650
=35x100+650
=3500+650
=4150
第4个回答 2018-04-03
如下
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