say 100000000 in word form
In the United States:
1 = one
10 = ten
100 = one hundred
1000 = one thousand
10,000 = ten thousand
100, 000 = one hundred thousand
1,000,000 = one million
10,000,000 = ten million
100,000,000 = one hundred million
1,000,000,000 = one billion