Ones, tens, hundreds, thousands, ten thousands, hundred thousands, millions, ten millions, hundred millions
90000 = nine hundred hundreds
Divide the numbers into millions, thousands, and hundreds: 7,907,979. The 3 numbers on the right (979) are hundreds, the 3 numbers in the middle are thousands (907), and the number on the left is millions (7). So, it's seven million, nine hundred and seven thousand, nine hundred seventy-nine.
nine - look at the last number of any number and start counting as ones. Then move left and start counting as tens, then hundreds, thousands, ten thousands, hundred thousands, millions, ten millions, hundred millions, billions, ten billions, hundred billions, trillions, ten trillions, and finally hundred trillions. So 1,000,000,000 is one billion.
eight thousand nine hundred 890,000 / 100 = 8,900
That would be in the hundred millions. The smallest nine figure (digits) number is 100,000,000 (one hundred million). The largest is 999,999,999 (nine hundred ninety nine million nine hundred ninety nine thousand nine hundred ninety nine; almost a billion)
How to write three hundred forty-two hundreds, seven hundred nine
six hundred thousand 43 hundreds and nine hundred and ninety-six