Xiaoxiang uses 15 kilograms of flour to make cakes, and each cake uses (3/4) kilograms of flour. The food store takes 12 of them. How many cakes are left?
小祥用15千克面粉做蛋糕，每个蛋糕用面粉(3/4)千克，食品店取走了其中的12个，还剩多少个蛋糕？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">15 / (3/4)</gadget>
<output>20</output>

<gadget id="calculator">20 - 12</gadget>
<output>8</output>

<result>8</result>