Insert a 4.3-meter-long bamboo pole into the water and measure the depth of the pool. The part that enters the mud is 0.3 meters, and the part above the water is 1.1 meters. How many meters is the water storage depth of the pool?
把4.3米长的竹竿插入水中，测量水池的深度，入泥部分是0.3米，露出水面1.1米，水池蓄水深度是多少米？
<gadget id="calculator">4.3 - 0.3 - 1.1</gadget>
<output>2.9</output>

<result>2.9</result>