Divide (2.1810^10)÷1.0910^12

$2.18 \cdot 10^{10} \div 1.09 \cdot 10^{12}$

Divide using scientific notation.

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

$(\frac{2.18}{1.09}) (\frac{10^{10}}{1}) \cdot 10^{12}$

Divide $2.18$ by $1.09$ .

$2 \frac{10^{10}}{1} \cdot 10^{12}$

Divide $10^{10}$ by $1$ .

$2 \cdot 10^{10} \cdot 10^{12}$

Multiply $10^{10}$ by $10^{12}$ by adding the exponents.

Move $10^{12}$ .

$2 \cdot (10^{12} \cdot 10^{10})$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$2 \cdot 10^{12 + 10}$

Add $12$ and $10$ .

$2 \cdot 10^{22}$

Divide (2.18*10^10)÷1.09*10^12