Difference between revisions of "2011 CEMC Gauss (Grade 7) Problems/Problem 1"

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<math> 5 + 4 - 3 + 2 - 1 = 9 - 3 + 2 - 1 = 6 + 1 = \boxed {\textbf {(E) 7}} </math>
 
<math> 5 + 4 - 3 + 2 - 1 = 9 - 3 + 2 - 1 = 6 + 1 = \boxed {\textbf {(E) 7}} </math>
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{{CEMC box|year=2011|competition=Gauss (Grade 7)|before=First Problem|num-a=2}}

Latest revision as of 15:01, 19 October 2025

Problem

The value of $5 + 4 - 3 + 2 - 1$ is

\[\textbf {(A) 0} \ \ \ \textbf {(B) 5} \ \ \ \textbf {(C) 3} \ \ \ \textbf {(D) 3} \ \ \ \textbf {(E) 7}\]

Solution

$5 + 4 - 3 + 2 - 1 = 9 - 3 + 2 - 1 = 6 + 1 = \boxed {\textbf {(E) 7}}$

2011 CEMC Gauss (Grade 7) (ProblemsAnswer KeyResources)
Preceded by
First Problem
Followed by
Problem 2
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CEMC Gauss (Grade 7)