Seudónimo Seudónimo
  • 19-07-2020
  • Mathematics
contestada

What is 1 plus 2 plus 3.... plus 200?

Respuesta :

snog
snog snog
  • 19-07-2020

Answer:

20100

Step-by-step explanation:

There are 200 numbers in this addition problem. To add this, we can do 1 + 200, 2 + 199, 3 + 198 and so on. All of these pairs have a sum of 201 and since there are 200 / 2 = 100 pairs the answer is 201 * 100 = 20100.

Answer Link
angelaquin2008
angelaquin2008 angelaquin2008
  • 10-09-2020

Answer: 206

Step-by-step explanation:

Answer Link

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