# How do you simplify (9.3 times 10^6) - (3.6 times 10^6)?

$5.7 \cdot {10}^{6}$
$a b - c b = \left(a - c\right) \cdot b$
so $\left(9.3 \cdot {10}^{6}\right) - \left(3.6 \cdot {10}^{6}\right) = \left(9.3 - 3.6\right) \cdot {10}^{6} = 5.7 \cdot {10}^{6}$