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2020 AMC 10BProblem 1P1-10~1 minPrint
Algebraic ManipulationSet up the equation/formula and compute; no special trick needed

What is the value of 1−(−2)−3−(−4)−5−(−6)?1 - (-2) - 3 - (-4) - 5 - (-6)?

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Problem © Mathematical Association of America (MAA), American Mathematics Competitions. Reproduced for non-commercial educational use. Solution and commentary are original to this site.