简便计算0.94×2.05-0.45
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简便计算0.94×2.05-0.45
简便计算0.94×2.05-0.45
简便计算0.94×2.05-0.45
(1) 0.94x2.05-0.45
=(1-0.06)×2.05-0.45
=2.05-0.123-0.45
=2.05-0.45-0.123
=1.6-0.123
=1.477
1.477