In the tree planting activity, there were 768 people in the fifth grade, 124 less than the sixth grade. How many people participated in the two grades?
在植树活动中，五年级有768人参加，比六年级少124人，两个年级共有多少人参加？
<gadget id="calculator">768 + 124</gadget>
<output>892</output>

<gadget id="calculator">768 + 892</gadget>
<output>1_660</output>

<result>1_660</result>