Alex has 2 cakes that are each cut into 8 slices. A fourth of the slices are given away to his friends. A third of the remaining slices are given away to his family. Alex eats 3 slices. How many slices of the cake are left?
There are 2*8 = 
<gadget id="calculator">2*8</gadget>
<output>16</output>
16 slices of cake.
There are 16/4 = 
<gadget id="calculator">16/4</gadget>
<output>4</output>
4 slices.
There are 16-4 = 
<gadget id="calculator">16-4</gadget>
<output>12</output>
12 slices left.
There are 12/3 = 
<gadget id="calculator">12/3</gadget>
<output>4</output>
4 slices given away.
There are 12-4-3 = 
<gadget id="calculator">12-4-3</gadget>
<output>5</output>
5 slices of cake left.

<result>5</result>