$\sqrt{2}+\sqrt{2}+\sqrt{2}+\sqrt{2}$
$90-80-\left(-60\right)-45-25$
$\:x^2y-8xy+16y^2$
$\frac{dp}{dt}=t$
$\int23\left(t-4\right)^5\:dt$
$\frac{\infty^4}{-2\cdot\infty^4+3\cdot\infty^3-6}$
$\frac{w}{2.5}=8$
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