Basic Math Examples

$(5.5 \cdot 10^{9}) - (1.5 \cdot 10^{9})$

Step 1

Multiply $- 1$ by $1.5$ .

$5.5 \cdot 10^{9} - 1.5 \cdot 10^{9}$

Step 2

Factor $10^{9}$ out of $5.5 \cdot 10^{9} - 1.5 \cdot 10^{9}$ .

$(5.5 - 1.5) \cdot 10^{9}$

Step 3

Subtract $1.5$ from $5.5$ .

$4 \cdot 10^{9}$

Step 4

The result can be shown in multiple forms.

Scientific Notation:

$4 \cdot 10^{9}$

Expanded Form:

$4000000000$