Calculator-Killer-3

Algebra Level 2

\(A^* = A \color{red}{\div} A \color{blue}+ A \color{green}{\times} A \color{purple}- A \)

Evaluate:

\[\large 10^* - 9^* + 8^* -7^* + 6^* - 5^* + 4^* -3^* +2^*-1^*\]

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