The original price of a watch is 581 yuan, and the price is reduced to 538 yuan. Dad and mother each bought 1 watch. How much money was saved in total?
一款手表原价581元，降价后卖538元，爸爸和妈妈各买了1块，一共节省了多少元钱？
<gadget id="calculator">581 - 538</gadget>
<output>43</output>

<gadget id="calculator">43 * 2</gadget>
<output>86</output>

<result>86</result>