
1个回答
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0.01+1.01×99
=0.01+(1+0.01)×99
=0.01×(1+99)+1×99
=0.01×100+99
=1+99
=100
26×20.2-8.4-1.8
=26×20+26×0.2-(8.4+1.8)
=52+5.2-10.2
=57.2-10.2
=47
=0.01+(1+0.01)×99
=0.01×(1+99)+1×99
=0.01×100+99
=1+99
=100
26×20.2-8.4-1.8
=26×20+26×0.2-(8.4+1.8)
=52+5.2-10.2
=57.2-10.2
=47
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