在○里填上“＞”“＜”或“=”．
6.8×0.4○6.8÷0.4       5.6×0.5○5.6÷2            0.6×0.5○0.6×5
1.01×0.99○0.99        2.6×0.98○2.6               9.3÷1.02○9.3．