Question

The sum of 1++3+5+7+9+11+13+15+17+19 is 100. Why? Give other reason.

Answer 1

Answer:

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Answer 2

Answer:

1+3+5+7+9+11+13+15+17+19=100

Step-by-step explanation:

if you observe clearly you will see that all are odd numbers between 1 to 20.

And the addition of 1+3+5+7+9+11+13+15+17+19=100.