Question 699181
a - 2 = {{{1/64}}}
...
a = {{{(1/64) + 2}}}
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a = {{{(1/64) + 2(64/64)}}}
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a = {{{(1/64) + (128/64)}}}
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{{{highlight_green(a = 129/64)}}} = 2{{{1/64}}}

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