Math, asked by priyujain65, 1 year ago

widhout adding find the sum 1+3+5+7+9

Answers

Answered by shivam120719

3

Answer:

25

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Answered by krupakarreddy

3

Answer:

(7+3)+(9+1)+5

w know 7+3 =10

and also 9+1=10

so the answer is 20 and a five =25

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