Evaluate Using Scientific Notation 8.810^7+3.110^8

$8.8 \cdot 10^{7} + 3.1 \cdot 10^{8}$

Factor $10^{7}$ out of $3.1 \cdot 10^{8}$ .

$8.8 \cdot 10^{7} + 10^{7} (3.1 \cdot 10)$

Factor $10^{7}$ out of $8.8 \cdot 10^{7}$ .

$10^{7} \cdot 8.8 + 10^{7} (3.1 \cdot 10)$

Factor $10^{7}$ out of $10^{7} \cdot 8.8 + 10^{7} (3.1 \cdot 10)$ .

$10^{7} \cdot (8.8 + 3.1 \cdot 10)$

Simplify the expression.

Reorder $10^{7}$ and $8.8 + 3.1 \cdot 10$ .

$(8.8 + 3.1 \cdot 10) \cdot 10^{7}$

Multiply $3.1$ by $10$ .

$(8.8 + 31) \cdot 10^{7}$

Add $8.8$ and $31$ .

$39.8 \cdot 10^{7}$

Write $39.8 \cdot 10^{7}$ in proper scientific notation.

$3.98 \cdot 10^{8}$

Evaluate Using Scientific Notation 8.8*10^7+3.1*10^8