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The expression 2+41+2\dfrac{2+4}{1+2}1+22+4 is equal to
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Evaluating, 2+41+2=63=2\dfrac{2+4}{1+2} = \dfrac{6}{3} = 21+22+4=36=2.
Source: CEMC, University of Waterloo, licensed CC-BY-NC-4.0. Statement reproduced verbatim; metadata (topic, difficulty) added by this project.