Algebra Examples

$\frac{(6.4 \cdot 10^{7})}{(1.6 \cdot 10^{5})}$

Step 1

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

$(\frac{6.4}{1.6}) (\frac{10^{7}}{10^{5}})$

Step 2

Divide $6.4$ by $1.6$ .

$4 \frac{10^{7}}{10^{5}}$

Step 3

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

$4 \cdot 10^{7 + 5 \cdot - 1}$

Step 4

Multiply $5$ by $- 1$ .

$4 \cdot 10^{7 - 5}$

Step 5

Subtract $5$ from $7$ .

$4 \cdot 10^{2}$