batch of plush toys was shipped in from the specialty store, 15% of which were sold in the morning and 27% in the afternoon. It is known that the total sales on this day was 840 yuan. How much is the total value of this batch of plush toys?
专卖店运来一批毛绒玩具，上午卖出其中的15%，下午卖出27%，已知这天共卖840元，这批毛绒玩具共值多少元？
<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">27 / 100</gadget>
<output>27/100 = around 0.27</output>

<gadget id="calculator">(3/20) + (27/100)</gadget>
<output>21/50 = around 0.42</output>

<gadget id="calculator">840 / (21/50)</gadget>
<output>2_000</output>

<result>2_000</result>