On the Arbor Day, 120 trees were planted in the fifth grade, and 40% more trees were planted in the sixth grade than in the fifth grade. How many trees did the two grades plant in total?
植树节上五年级植树120棵，六年级比五年级多植40%．两个年级一共植树多少棵？
<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 + (2/5) + 1</gadget>
<output>12/5 = around 2.4</output>

<gadget id="calculator">120 * (12/5)</gadget>
<output>288</output>

<result>288</result>