Class 4 planted 178 trees, Class 4 and Class 2 planted 180 trees, and the number of trees planted in the fifth grade was 3 times that of the fourth grade. How many trees were planted in the fifth grade?
四1班植树178棵，四2班植树180棵，五年级植树的棵树比四年级的2倍多3棵，五年级植树多少棵？
<gadget id="calculator">178 + 180</gadget>
<output>358</output>

<gadget id="calculator">358 * 2</gadget>
<output>716</output>

<gadget id="calculator">716 + 3</gadget>
<output>719</output>

<result>719</result>