Xiaoxiao spent (2/3) hours doing homework yesterday, which was (1/4) more hours than reading extracurricular books. How much time did Xiaoxiao spend doing homework and reading extracurricular books yesterday?
笑笑昨天做作业用了(2/3)小时，比看课外书的时间多(1/4)小时，笑笑昨天做作业和看课外书一共用了多少时间？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(2/3) - (1/4)</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">(5/12) + (2/3)</gadget>
<output>13/12 = around 1.083333</output>

<result>13/12 = around 1.083333</result>