Five hundred ten thousand.
Twelve.
Sixty-one.
Eight thousand.
650 can be written as "six hundred fifty" in English words.
510000
Five hundred ten thousand.
Twelve.
If they know the language, then yes. They also "borrow" English words and on occasion write them in English instead of katakana.
510000
510000
30 = thirty
Sixty-one.
Eight thousand.
Please write your question in English, if you know how to write in English.
650 can be written as "six hundred fifty" in English words.
Thirty-five billion.