Evaluate Using Scientific Notation (7.210^3)/(1.810^7)

$\frac{7.2 \cdot 10^{3}}{1.8 \cdot 10^{7}}$

Group coefficients together and exponents together to divide numbers in scientific notation.

$(\frac{7.2}{1.8}) (\frac{10^{3}}{10^{7}})$

Divide $7.2$ by $1.8$ .

$4 \frac{10^{3}}{10^{7}}$

Subtract the exponent from the denominator from the exponent of the numerator for the same base

$4 \cdot 10^{3 + 7 \cdot - 1}$

Multiply $7$ by $- 1$ .

$4 \cdot 10^{3 - 7}$

Subtract $7$ from $3$ .

$4 \cdot 10^{- 4}$

Evaluate Using Scientific Notation (7.2*10^3)/(1.8*10^7)