900 eggs were used to hatch chicks, 337 chicks were hatched in the morning, and 118 more chicks were hatched in the afternoon than in the morning. How many eggs are left without hatching chicks?
用900个鸡蛋孵小鸡，上午孵出了337只小鸡，下午比上午多孵出118只，还剩下多少个鸡蛋没有孵出小鸡？
<gadget id="calculator">337 + 118 + 337</gadget>
<output>792</output>

<gadget id="calculator">900 - 792</gadget>
<output>108</output>

<result>108</result>