在横线上填上“>”“<”或“=”. 3 2 4 1 2 15÷4 4 6÷3.
21÷ ==28: =( )%=0.875.
25%=3÷ = :16= :24.
:24== %= (小数)
1.25==15: = %.
3÷ =6: ==0.75= %