60÷3= 480÷20= 320÷80= 72÷36= 0×7+6= 50×9+50= 340+18÷6= 72×0÷4= .
÷16== %=0.75=18: .
4: ===24÷ = %
0.125= %= ÷16==.
= ÷25=0.6= ÷45.
= :10= %=24÷ = (小数).