66400,英文怎么表示？

英语里数字每三个数字分作一部分(就是用逗号划分),只有在个位,十位,万位,十万位这种位数上是非零数的时候才用and连接.
举个例子:1234 读作: one thousand two hundred and thirty-four
2340 读作: two thousand three hundred and forty
1234567 读作: one million two and thirty-four thousand five hundred and sixty-seven
所以66400不用and ,就读作sixty-six thousand four hundred

sixty six thousand and four hundred

Sixty six thousand four hundred

sixty-six thousand four hundred

sixty-six thousand, four handred

sixty-six thousand four hundred