如题所述
第1个回答 2016-09-23
=2.88×(100-1)
=2.88×100-2.88×1
=288-2.88
=285.12
=2.88×100-2.88×1
=288-2.88
=285.12
第2个回答 2016-09-23
2.88×99
=2.88×(100-1)
=2.88×100-2.88
=288-2.88
=285.12本回答被网友采纳
=2.88×(100-1)
=2.88×100-2.88
=288-2.88
=285.12本回答被网友采纳
第3个回答 2016-09-23
2.88×99
=2.88x(100-1)
=2.88x100-2.88x1
=288-2.88
=285.12
=2.88x(100-1)
=2.88x100-2.88x1
=288-2.88
=285.12
第4个回答 2016-09-23
2.88×99=2.88×(100-1)=288-2.88=285.12
第5个回答 2016-09-23
2.88X(100一1)
=2.88X100一2.88X1
=288一2.88
=285.12
=2.88X100一2.88X1
=288一2.88
=285.12