1+2+3+..........+90= ?
Answers
Answered by
1
1+2+3+4+90=100..........
arjunb963:
You’re dope I guess
Answered by
2
Sum of n natural numbers=n (n+1)/2
(90×91)/2
4,095
(90×91)/2
4,095
Thnks
glad you found my answer helpful
Similar questions