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

$10^{5} \times 10^{-5} = 10$

$6^{-7} \times 6^{6} = 6$

$4^{-3} \times 4^{-6} = 4$

$7^{5} \times 7^{-2} = 7$

$\dfrac{4^{7} }{ 4^{3} } = 4$

$\dfrac{4^{5} }{ 4^{7} } = 4$

$\dfrac{10^{-7} }{ 10^{3} } = 10$

$\dfrac{2^{3} }{ 2^{-4} } = 2$

$\dfrac{6^{-6} }{ 6^{-7} } = 6$

$\left(7^{5}\right)^{-2} = 7$

$\left(2^{-5}\right)^{-3} = 2$

$\left(5^{1}\right)^{-3} = 5$

$\left(5^{-3}\right)^{5} = 5$

$\left(4^{-3}\right)^{-1} = 4$

$8^{7} \times 3^{7} = $ $ ^{7}$

$10^{5} \times 6^{5} = 60$

$4^{3} \times 7^{3} = $ $ ^{3}$

$3^{5} \times 5^{5} = 15$

$\left(\dfrac{17 }{ 13}\right)^{4} = $ $17$$13$$ $

$\dfrac{77^{5} }{ 7^{5}} = $ $ ^{5}$

$\left(\dfrac{13 }{ 5}\right)^{6} = $ $13$$5$$ $

$\dfrac{6^{3} }{ 3^{3}} = $ $ ^{3}$