# How do you multiply (4.8 x 10^2) * (2.101 x 10^3)?

$\left(4.8 \times {10}^{2}\right) \cdot \left(2.101 \times {10}^{3}\right)$
$= \left(4.8 \times 2.101\right) \times \left({10}^{2} \times {10}^{3}\right)$
$= 1.00848 \times {10}^{5}$
Remember ${b}^{p} \times {b}^{q} = {b}^{p + q}$