A salt water, according to the preparation of salt and water 1:100. How many kilograms of salt is needed to prepare 808 grams of this brine.
一种盐水，按盐和水1：100配制而成．现要配制这种盐水808克，需要盐多少千克．
<gadget id="calculator">100 + 1</gadget>
<output>101</output>

<gadget id="calculator">1 / 101</gadget>
<output>1/101 = around 0.009901</output>

<gadget id="calculator">808 * (1/101)</gadget>
<output>8</output>

<result>8</result>