Zhang Xiaoyun has 75 stamps, and Li Hua's is his (7/15). How many stamps do they have?
张小云有75张邮票，李华的邮票是他的(7/15)，他们俩一共有多少张邮票？
<gadget id="calculator">7 / 15</gadget>
<output>7/15 = around 0.466667</output>

<gadget id="calculator">75 * (7/15)</gadget>
<output>35</output>

<gadget id="calculator">75 + 35</gadget>
<output>110</output>

<result>110</result>