Pre-Algebra Examples

$\frac{1.44 \cdot 10^{3}}{1.2 \cdot 10^{9}}$

Step 1

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

$(\frac{1.44}{1.2}) (\frac{10^{3}}{10^{9}})$

Step 2

Divide $1.44$ by $1.2$ .

$1.2 \frac{10^{3}}{10^{9}}$

Step 3

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

$1.2 \cdot 10^{3 + 9 \cdot - 1}$

Step 4

Multiply $9$ by $- 1$ .

$1.2 \cdot 10^{3 - 9}$

Step 5

Subtract $9$ from $3$ .

$1.2 \cdot 10^{- 6}$