Question

1+3+5+7+...199-2-4-6-8...-200

Answer 1

Answer:

-101

Step-by-step explanation:

arrange them in order:

1-2+3-4+5-6+7-8...+197-198+199-200

subtracting we will get -1 and total no. of -1 is 100. so answer is -100

Answer 2

Step-by-step explanation:

here is the answer of your question in the pic given above.

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