第1个回答 2021-05-16
18.54-4.59
=18.54-(5.0+0.01)
=18.54-5-0.01
=13.54-0.01
=13.53
第2个回答 2021-05-15
原式变为:
18.54-4.54-0.05
=14-0.05
=13.95
第3个回答 2021-05-15
=18.54+0.05-0.05-4.59
=18.59-4.59-0.05
=14-0.05
=13.95
第4个回答 2021-05-16
18.54-4.59
=18.54-(4.54+0.05)
=18.54-4.54-0.05
=14-0.05
=13.95
第5个回答 2021-05-16
18.54-4.59
=18.54-4.54-0.05
=14-0.05
=13.95本回答被网友采纳