9+9+9+9=( )( )个99的( )倍9×4=( )4×9=( )
: =0.125=3÷ = :16.
18÷ == :75= %= 折.
14÷ =0.35= :60= %= : .
÷ == (填小数)== ÷24.
=== ÷ = (小数)