512,000
Well, you might add 12000 + 1200 + 12, but that is not the normal way to name this number. Usually you say "twelve hundred" if there are no higher digits.
Three hundred twelve thousand, five hundred.
two hundred twelve thousand, five hundred
Ten million five hundred twelve thousand and fifteen as a numeral is 10,512,015
1,200,605
two hundred twelve thousand, five hundred.
Well, you might add 12000 + 1200 + 12, but that is not the normal way to name this number. Usually you say "twelve hundred" if there are no higher digits.
Twelve thousand five hundred dollars = $12,500
Two hundred twelve thousand, five hundred.
Three hundred twelve thousand, five hundred.
two hundred twelve thousand, five hundred
Ten million five hundred twelve thousand and fifteen as a numeral is 10,512,015
516,312,000
Twelve million, five hundred thousand, three hundred.
500,000,302,000
Five hundred and twelve thousand, six hundred.
1,200,605