There are 6 yellow balls and several white balls in a pocket, except that they are of the same color, if one ball is drawn randomly, the probability of drawing a yellow ball is (3/4). How many fewer white balls than yellow balls?
口袋中有6个黄球和若干个白球，它们除颜色完全相同，从中任意摸出一球，摸出黄球的可能性是(3/4)．则白球比黄球少多少个．
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">6 / (3/4)</gadget>
<output>8</output>

<gadget id="calculator">8 - 6</gadget>
<output>2</output>

<gadget id="calculator">6 - 2</gadget>
<output>4</output>

<result>4</result>