$30 billion OR $30,000,000,000.00
30,000,000,000
30 billion can be written as 3.00 × 1010
I write 620 billion as 620 billion.
60% of 30 billion = 30*60/100 billion = 18 billion
Sixteen point two billion is how I would write it.
30 033 033 000
30, 048, 000, 000
You write 3.56 billion as 3,560,000,000.
30 percent of 68 billion = 20.4 billion.
30
30 billion