Skip to content / Đến nội dung
ThichHocToan.com

AMC10 2027 - Self-practice Set 1 Question 13

AMC10 · AMC10 2027 - Self-practice Set 1

Question 13

What is the value of
$$M=1+2+3-4+5+6+7-8+\cdots+197+198+199-200?$$
  1. $9800$
  2. $9900$
  3. $10000$
  4. $10100$
  5. $10200$