The fifth and sixth graders participated in tree planting activities. The sixth graders planted 150 trees, and the fifth graders planted 150 trees (4/5). How many trees did the fifth graders plant?
五、六年级同学参加植树活动，六年级植树150棵，五年级植树的棵数是六年级的(4/5)，五年级同学植树多少棵？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">150 * (4/5)</gadget>
<output>120</output>

<result>120</result>