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Formula
Calculate the value
Answer
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$2 ^{ 8 } -1$
$255$
Calculate the value
$\color{#FF6800}{ 2 } ^ { \color{#FF6800}{ 8 } } - 1$
$ $ Calculate power $ $
$\color{#FF6800}{ 256 } - 1$
$\color{#FF6800}{ 256 } \color{#FF6800}{ - } \color{#FF6800}{ 1 }$
$ $ Subtract $ 1 $ from $ 256$
$\color{#FF6800}{ 255 }$
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