Uncle Wang's family has 16 tanks of goldfish, 15 goldfish in each tank. Now I want to re-divide these goldfish into tanks, each tank has 8 fish tanks, how many tanks are needed?
汪叔叔家养了16缸金鱼，每缸15条．现在要把这些金鱼重新分缸，每个鱼缸8条，需要多少个鱼缸？
<gadget id="calculator">15 / 8</gadget>
<output>15/8 = around 1.875</output>

<gadget id="calculator">16 * (15/8)</gadget>
<output>30</output>

<result>30</result>