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輝念了崔遍匈 >> 0.9+99〜0.9議酒宴柴麻 >>

0.9+99〜0.9議酒宴柴麻

0.9+99x0.9 =0.9x99+1 =0.9x100 =90

旋喘酒宴柴麻祥辛參阻泌和柴麻; 0.9+99X0.9 =0.9X(1+99) ‐戻函猴何蛍0.9/ =0.9X100 =90

0.9核99+1吉噐90

0.9+99x0.9 =0.9x(1+99) =0.9x100 =90

999.9+99.9+9.9+0.9 =1000-0.1+100-0.1+10-0.1+1- 0.1 =1000+100+10+1-0.1〜4 =1111-0.4 =1110.6

0.9+9.9+99.9+999.9 =1-0.1+10-0.1+100-0.1+1000-0.1 =1+10+100+1000-0.1-0.1-0.1-0.1 =1111-0.4 =1110.6 仍仍萩寡追

=6.45〜100-1+0.9 =6.45〜100-6.45+0.9 =645+0.9-6.45 =639.45 諾吭萩寡追。

0.9+9.9+99.9+999.9+9999.9 =1-0.1+10-0.1+100-0.1+1000-0.1+10000-0.1 =(1+10+100+1000+10000)-0.1〜5 =11111-0.5 =11110.5

0.9+99〜0.9=0.9〜1+0.9〜99= 0.9〜1+99=90

盾裂999.9辛心撹1000-0.199.9辛心撹100-0.19.9辛心撹10-0.10.9辛心撹1-0.1 椎担塀徨辛晒酒葎今1000-0.1+100-0.1+10-0.1+1-0.1 =1000+100+10+1-0.1〜4 =1111-0.4 =1110.6 狛殻今砂癸犀塀=1000-0.1+100-0.1+...

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