Pre-Algebra Examples

$3.4 \cdot 10^{5} + 3.8 \cdot 10^{5}$

Step 1

Factor $10^{5}$ out of $3.4 \cdot 10^{5} + 3.8 \cdot 10^{5}$ .

$(3.4 + 3.8) \cdot 10^{5}$

Step 2

Add $3.4$ and $3.8$ .

$7.2 \cdot 10^{5}$

Step 3

The result can be shown in multiple forms.

Scientific Notation:

$7.2 \cdot 10^{5}$

Expanded Form:

$720000$