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VTMO 2026 - Grade 7 - Semifinal - SET 8 - Self-study Question 13

VTMO · VTMO 2026 - Grade 7 - Semifinal - SET 8 - Self-study

Question 13

Calculate $2020-2019+2018-2017+\cdots+1012-1011+1010$.
  1. 515
  2. 516
  3. 1515
  4. 1516
  5. 2020