先观察,再填表.被除数 144 14.4 1.44 0.144除数 16 16 16 16商
: =15÷ == (填小数).
= : ==6÷ .
0.6==18÷ = :10= %
:8=0.8: =0.2= .
8: ===2.4÷ = (填小数)