Basic Math Examples

(8.7 \cdot 10^{8}) (2.6 \cdot 10^{9})

$(8.7 \cdot 10^{8}) (2.6 \cdot 10^{9})$

Step 1

Multiply

$8.7$ by

$2.6$ .

$22.62 (10^{8} \cdot 10^{9})$

Step 2

Multiply

$10^{8}$ by

$10^{9}$ by adding the exponents.

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Step 2.1

Use the power rule

$a^{m} a^{n} = a^{m + n}$ to combine exponents.

$22.62 \cdot 10^{8 + 9}$

Step 2.2

Add

$8$ and

$9$ .

$22.62 \cdot 10^{17}$

$22.62 \cdot 10^{17}$

Step 3

Move the decimal point in

$22.62$ to the left by

$1$ place and increase the power of

$10^{17}$ by

$1$ .

$2.262 \cdot 10^{18}$

Enter a problem...

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$