THis is a MSA Question Find the sum OF all counting numbers from 1 to 10000

Sagot :

Lat n be the largest number in the given counting numbers:

n(n+1) = sum of the counting (consecutive) numbers
   2

10 000 (10 000 + 1)  = 10 000 (10 001) = 100 010 000 = 50,005,000
         2                             2                        2

The Final answer is 50 005 00

                            

Solution:      The sum of consecutive integers from 1 to n


sum= n(n+1) sum=10000x(10001)=  50 005 000
             2                          2