$\left(10^{7}\right)^{-5} = 10$

$\dfrac{10^{-4}}{10^{4}} = 10$

$10^{-2} \times 10^{7} = 10$

$\dfrac{10^{7}}{10^{-4}} = 10$

$\dfrac{10^{-2}}{10^{-1}\times 10^{2}} = 10$

$\dfrac{10^{1} \times 10^{-4}}{10^{4}} = 10$

$\dfrac{\left(10^{-2}\right)^{3}}{10^{2}} = 10$

$\dfrac{10^{-3} \times 10^{3}}{10^{3}\times 10^{-3}} = 10$

$\dfrac{10^{2}}{10^{3}\times 10^{2}} = 10$

$10^{6} \times 10^{2} \times 10^{3} = 10$