what number fits into the last triangle

Find the number which fits into the last blue triangle (replace the red question mark with the correct number). Look at the numbers in the corners of the triangles - they give you hint how to solve this puzzle.

created by zbynny

Brain teaser - Number And Math Puzzle - what number fits into the last triangle - Find the number which fits into the last blue triangle (replace the red question mark with the correct number). Look at the numbers in the corners of the triangles - they give you hint how to solve this puzzle.

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