甲数是6.7,比乙数多1.62,乙数是8.32. .
6÷ ==== (填小数)
35: = :40==28÷ = (填小数)
0.8= : =8÷ = %= 成= 折.
0.6==12÷ = :10= %= 成.
28÷ ==2.1:2.7= :63= 0. (填循环小数)