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Count by adding

By David, 3 August 2020 Brainteaser

Difficulty: Fun

I’m thinking of three numbers.

They are consecutive counting numbers.

When you add the first two numbers together, you get the third number.

What numbers am I thinking of?

Scroll down or click for a hint, or the answer!

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Brainteaser hint

What’s the difference between two consecutive counting numbers?

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Brainteaser answer

The numbers are 1, 2, 3 as 1 + 2 = 3.

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