$8^{4} \times 8^{3} = 8$

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

$8^{-2} \times 8^{6} = 8$

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

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

$\dfrac{4^{7} }{ 4^{2} } = 4$

$\dfrac{4^{2} }{ 4^{9} } = 4$

$\dfrac{6^{-3} }{ 6^{5} } = 6$

$\dfrac{2^{4} }{ 2^{-6} } = 2$

$\dfrac{8^{-7} }{ 8^{-2} } = 8$

$\left(9^{3}\right)^{-1} = 9$

$\left(5^{-3}\right)^{-6} = 5$

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

$\left(9^{-2}\right)^{2} = 9$

$\left(10^{-3}\right)^{-4} = 10$

$2^{5} \times 8^{5} = $ $ ^{5}$

$7^{7} \times 5^{7} = 35$

$6^{3} \times 9^{3} = $ $ ^{3}$

$8^{2} \times 10^{2} = 80$

$\left(\dfrac{2 }{ 13}\right)^{4} = $ $2$$13$$ $

$\dfrac{22^{4} }{ 2^{4}} = $ $ ^{4}$

$\left(\dfrac{3 }{ 7}\right)^{4} = $ $3$$7$$ $

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