|
Question 265454: what is the sum of the first 500 odd counting numbers?
Answer by Alan3354(69443)   (Show Source):
You can put this solution on YOUR website! what is the sum of the first 500 odd counting numbers?
------------
If numbers are the same as "counting" numbers, that's from 1 to 999.
If you pair the extremes, you get 250 pairs:
1 + 999
2 + 998
3 + 997
etc.
Each pair is 1000
250*1000 = 250,000
|
|
|
| |
