分类：教育/科学-学习帮助
问题：数学，详细解答，谢谢（1/3+1/6+1/12+1/24+1/4 
（1/3+1/6+1/12+1/24+1/48+1/96+1/192+1/384）×128
回答：（1/3+1/6+1/12+1/24+1/48+1/96+1/192+1/384）×128
=(1/3+1/6+1/12+1/24+1/48+1/96+1/192+1/384+1/384-1/384)*128
=(2/3-1/384)*128
=255/3=85