$9^{3} \times 9^{2} = 9$

$4^{2} \times 4^{-7} = 4$

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

$9^{-4} \times 9^{-4} = 9$

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

$\dfrac{9^{9} }{ 9^{3} } = 9$

$\dfrac{8^{3} }{ 8^{10} } = 8$

$\dfrac{3^{-6} }{ 3^{7} } = 3$

$\dfrac{4^{3} }{ 4^{-5} } = 4$

$\dfrac{9^{-7} }{ 9^{-2} } = 9$

$\left(8^{3}\right)^{1} = 8$

$\left(6^{-2}\right)^{-5} = 6$

$\left(6^{-1}\right)^{-1} = 6$

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

$\left(9^{-2}\right)^{-5} = 9$

$8^{2} \times 7^{2} = $ $ ^{2}$

$7^{4} \times 3^{4} = 21$

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

$3^{5} \times 10^{5} = 30$

$\left(\dfrac{11 }{ 19}\right)^{6} = $ $11$$19$$ $

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

$\left(\dfrac{7 }{ 13}\right)^{7} = $ $7$$13$$ $

$\dfrac{33^{4} }{ 3^{4}} = $ $ ^{4}$