$-107-78-73$
$2+2^2+2^3+2^4+2^5+2^6+2^7$
$-2\cdot1.7$
$\left(+4\right)\:.\:\left[\left(-5\right)\:+\:\left(+2\:\right)\right]$
$11d+10d$
$\left(3x-4v\right)^2$
$\frac{816}{16}$
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