A herdsman raises 450 sheep, of which (3/5) are goats. Now buy back 10 goats, what percentage of goats now?
某牧民养羊450只，其中(3/5)是山羊．现在又买回10只山羊，现在山羊占几分之几？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">450 * (3/5)</gadget>
<output>270</output>

<gadget id="calculator">270 + 10</gadget>
<output>280</output>

<gadget id="calculator">450 + 10</gadget>
<output>460</output>

<gadget id="calculator">280 / 460</gadget>
<output>14/23 = around 0.608696</output>

<result>14/23 = around 0.608696</result>