$\left[\mathrm{M}^0 \mathrm{~L}^0 \mathrm{~T}^{-1}\right]$

$\left[\mathrm{M}^{1} \mathrm{L}^{1} \mathrm{T}^{-1}\right]$

$\left[M^0 L^1 T^1\right]$

$\left[\mathrm{M}^0 \mathrm{~L}^0 \mathrm{~T}^{-2}\right]$

$\frac{A}{B C}$

$\frac{A B-C^2}{B C}$

$\frac{A-C}{B}$

$A C-B$