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Calculation 2000

Age 11 to 14 Short
Challenge Level

Answer: 4 000 000


$$2000+1999\times2000=(1+1999) \times 2000= 2000 \times 2000 = 4 000 000$$

This problem is taken from the UKMT Mathematical Challenges.
You can find more short problems, arranged by curriculum topic, in our short problems collection.