75乘198简算
第1个回答 2018-05-10
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本回答被提问者采纳第2个回答 2018-05-10
解:75×198
=75×(200-2)
=75×200-75×2
=15000-150
=14850
=75×(200-2)
=75×200-75×2
=15000-150
=14850
第3个回答 2018-05-10
75×198
=75×(200-2)
=75×200-75×2
=15000-150
=14850
=75×(200-2)
=75×200-75×2
=15000-150
=14850
第4个回答 2018-05-10
75x198
=75x200-75x2
=15000-150
=14850本回答被网友采纳
=75x200-75x2
=15000-150
=14850本回答被网友采纳