Math, asked by vibhateach1991, 1 month ago

calculate= 1-2+3-4+5-6+7-8___+49-50

Answers

Answered by GauthmathMagnus

0

Answer:

Step-by-step explanation:

combining two terms we get that every pair is giving us -1. There are in total 50/2= 25 pairs

so 25*-1= -25

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