Basic Math Examples

$(5.9 \cdot 10^{10}) (4.2 \cdot 10^{18})$

Step 1

Multiply $5.9$ by $4.2$ .

$24.78 (10^{10} \cdot 10^{18})$

Step 2

Multiply $10^{10}$ by $10^{18}$ 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.

$24.78 \cdot 10^{10 + 18}$

Step 2.2

Add $10$ and $18$ .

$24.78 \cdot 10^{28}$

Step 3

Move the decimal point in $24.78$ to the left by $1$ place and increase the power of $10^{28}$ by $1$ .

$2.478 \cdot 10^{29}$