6．在○里填上“＞”“＜”或“=”．
$\frac{2}{3}$○0.67
1.25○$\frac{5}{8}$
$\frac{5}{6}$○$\frac{3}{4}$
3.3○3$\frac{1}{3}$．
0 134661 134669 134675 134679 134685 134687 134691 134697 134699 134705 134711 134715 134717 134721 134727 134729 134735 134739 134741 134745 134747 134751 134753 134755 134756 134757 134759 134760 134761 134763 134765 134769 134771 134775 134777 134781 134787 134789 134795 134799 134801 134805 134811 134817 134819 134825 134829 134831 134837 134841 134847 134855 199269
$\frac{2}{3}$○0.67
1.25○$\frac{5}{8}$
$\frac{5}{6}$○$\frac{3}{4}$
3.3○3$\frac{1}{3}$．