There are 60 goats, less than sheep (1/4), how many sheep are there? What is the correct column
山羊有60只，比绵羊少(1/4)，绵羊有多少只？正确列式是多少
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">60 / (3/4)</gadget>
<output>80</output>

<result>80</result>