2.5 billion in numbers

Answer 1

2.5 billion in numbers is written as 2,500,000,000. This is because each comma represents a grouping of three digits in the numerical system. The first comma separates the millions place from the thousands place, and the second comma separates the thousands place from the ones place. Therefore, 2.5 billion is equivalent to 2,500,000,000 in numerical form.

Answer 2

It is: 2,500,000,000