四百二十九加一千八百五十与三十七期的商，和是多少？，急呀

11231*5803420=65178210020

million 表示百万,thousand 表示千,
738,420
也就是seven handred thirty eight thousand four handred and twenty.
再比如：
123,456,700,123
从右边往左边开始第一个逗号读作thousand ,第二个逗号读作million,第三个逗号读作billion
one handred twenty-three billion four hundred fifty-six million seven hundred thousand one hundred and twenty-three

(9+2/5) * 425 + 4.25 / (1/60)
=(9+2/5) * 425 + 4.25 * 60
=(9+2/5) * 425 + 4.25 * 60 * 100 / 100
=(9+2/5) * 425 + 425 * 0.6
=(9+2/5+0.6) * 425
=42500