在横线上填上“<”“>”或“=”163×0.8 163 36×2.8 36 0.9×9.8 9.81×0.94 1 6.8×31.8 31.8 1.5×3.2 3.2×1.5.
12÷ =0.25= %= :24== (填成数)
9÷ == :8= (填小数)
20: = ÷20==0.8= %
==36÷ = (填小数)
18: =0.25= %= ÷24=.