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5 votes
Without adding, find the sum (1+3+5+7+9+11+13+15+17)​

2 Answers

1 vote

Answer:

81

Have a beautiful day! v(⌒o⌒)v

User Tomba
by
5.5k points
6 votes

Answer:

Hey buddy, here is your answer. Hope it helps u.

Explanation:

Without adding we can find out the sum. We just need to count how many numbers are there. In this case there are 9. Then we need to sqau the number. So 9 square=81. So without adding the sum the answer is 81.

User Ghasfarost
by
6.1k points