Mr. Wang has 100 yuan. In a store, he saw a shirt for 56 yuan and a tie for 25 yuan. Which of the following formulas expresses how much money was spent? How many
王师傅有100元钱，在一家商店里，他看见一件衬衣为56元，一根领带25元，下列哪一个式子表示花了多少钱？多少
<gadget id="calculator">56 + 25</gadget>
<output>81</output>

<result>81</result>