1,000,000,000 = 1 billion.
18,400,000,000
2.3 billion is written: 2,300,000,000
The number 2 billion can be written as the Roman numeral [MM] with a horizontal bar above it (which I can't write with my keyboard).
to write seven billion in roman numerals you have to put 7000000000
2 and a quarter billion or 2,250,000,000 = 2.25x109.
1,000,000,000 = 1 billion.
1,200,000,000
18,400,000,000
2.3 billion is written: 2,300,000,000
The number 2 billion can be written as the Roman numeral [MM] with a horizontal bar above it (which I can't write with my keyboard).
to write seven billion in roman numerals you have to put 7000000000
Like this ==> 1,500,000,000
8,000,000,000
The number 1 billion can be written as the Roman numeral [M] with a horizontal bar above it (which I can't write with my keyboard).
one billion has nine zeros, so seven billion would be:7,000,000,000
Ways to write one billion is: one billion,1 billion,1,000,000,000,you can write it in roman numeral several different ways,with tally marks, etc.