310除以一个两位数,余数是37,这个两位数最小是 .
÷8==0.375=9÷ =;填质数:21= + ; = × .
= %=2÷ =四成.
14÷ == ÷ = (填小数)
= ÷12= (填小数).
12÷ =0.75=.