Math, asked by agarwalanshul924, 1 year ago

calculate 1 - 2 + 3 - 4 + 5 - 6 + .............. + 179 - 180

Answers

Answered by Ley1

11

First time - Second term = -1 ...so net sum = 90× 1 = 90

Ley1: Mark as brainliest plss ...Just a rank away

Answered by hunkyfunky1118

3

Answer:

-90

Step-by-step explanation:

as given 1-2+3-4+5-6......+179-180

=-180's half that is -90

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