2千克﹣400克= 克 5米+36厘米= 厘米.
: =0.125=3÷ = :16.
18÷ == :75= %= 折.
14÷ =0.35= :60= %= : .
÷ == (填小数)== ÷24.
=== ÷ = (小数)