填上“<”、“>”、“=”.6905403 6908403 8300076 83000760240×20 24×200 6300÷7 630÷70.
2: == ÷6== %
6: ==3:2=18÷ = :10.
:8==0.375= %.
6÷ == :12= %= (小数)
÷24=0.3750==24: = %.