The dividend is 450 greater than the divisor, the quotient is 16, what is the dividend?
被除数比除数大450，商是16，被除数是多少？
<gadget id="calculator">16 - 1</gadget>
<output>15</output>

<gadget id="calculator">450 / 15</gadget>
<output>30</output>

<gadget id="calculator">30 * 16</gadget>
<output>480</output>

<result>480</result>