Oh, dude, that's like math class all over again. So, when you add 999,999,999 to 999,999, you get 1,000,999,998. It's basically just adding a bunch of nines and then carrying the one like you're in some old-school arithmetic movie.
3 + 999999 = 1000002
100000001000000000
I used a calculator on the computer and the answer is:1000999999998.
The result is 101,009,989,901
999999 ones in 999999
999998999000001
245122011972
3 + 999999 = 1000002
100000001000000000
10003675491
A Quadrillion, I believe.
1x10153 times 999999999 is 999999999x10153. Normalizing that, you get 9.999999999x10161.
The answer to this sum is 2010198.
It is 1000099998
10999998
999
1000499 i think