Algebra Examples

$\frac{7^{- 3}}{5^{- 4}}$

Move $7^{- 3}$ to the denominator using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$\frac{1}{5^{- 4} \cdot 7^{3}}$

Move $5^{- 4}$ to the numerator using the negative exponent rule $\frac{1}{b^{- n}} = b^{n}$ .

$\frac{5^{4}}{7^{3}}$

Raise $5$ to the power of $4$ .

$\frac{625}{7^{3}}$

Raise $7$ to the power of $3$ .

$\frac{625}{343}$