The average score of Xiao Ming's three long jumps is 152 cm. He jumped 150 centimeters for the first time, 155 centimeters for the second time, and how many centimeters did he jump for the third time.
小明3次跳远的平均成绩是152厘米．他第一次跳了150厘米，第二次跳了155厘米，第三次跳了多少厘米．
<gadget id="calculator">152 * 3</gadget>
<output>456</output>

<gadget id="calculator">150 + 155</gadget>
<output>305</output>

<gadget id="calculator">456 - 305</gadget>
<output>151</output>

<result>151</result>