算一算0.26÷0.6=8÷11=0.168÷0.8=0.4333…0.7272…0.21像0.4333…、0.7272…等等这样的小数叫循环小数。算一算0.26÷0.6=8÷11=0.168÷0.8=0.4333…0.7272…0.21循环小数是无限的。其中小数部分重复出现的数字叫“循环节”。找出循环小数0.3999…8.5353…0.0168168…4.02030203…8.12121212√√√√3.1415936535897…找出下列小数的循环节0.4666…7.12424…0.0201201…4.412031203…用简便形式写出下列循环小数0.4666…7.12424…0.0201201…4.412031203…=0.46.=7.124..=0.0201..=4.41203..用简便形式写出下面各循环小数3.2424…=3.301301…=2.152152…=0.1168168…=5.417461746…=..3.24..3.301..2.152..0.1168..5.41746循环小数≈0.85√√√√√√√√√100÷60=1.666…(千米)≈1.67(千米)算一算,找出它们的循环节0.16÷0.9=0.24÷1.1=8÷14=
