The school wants to order 120 undergraduate textbooks, each with an original price of 14 yuan. Now there are two bookstores that are carrying out promotional activities, and the preferential methods are different. 15% off at Xinhua Bookstore, buy four and get one free at Xueren Bookstore. Which bookstore do you think will save you money and how much will you save?
学校要订购120本科普读物，每本原价14元，现在有两个书店正开展促销活动，优惠方式各不相同．新华书店8.5折，学仁书店买四赠一．你认为在哪家书店买省钱，省多少钱？
<gadget id="calculator">85 / 100</gadget>
<output>17/20 = around 0.85</output>

<gadget id="calculator">120 * 14 * (17/20)</gadget>
<output>1_428</output>

<gadget id="calculator">4 + 1</gadget>
<output>5</output>

<gadget id="calculator">120 / 5</gadget>
<output>24</output>

<gadget id="calculator">120 - 24</gadget>
<output>96</output>

<gadget id="calculator">96 * 14</gadget>
<output>1_344</output>

<gadget id="calculator">1_428 - 1_344</gadget>
<output>84</output>

<result>84</result>