A batch of rice, the whole batch of rice has been eaten (7/10), 160 kg more than the uneaten. How much is this batch of rice?
一批米，已吃了整批米的(7/10)，已吃的比没吃的多160千克．这批米有多少？
<gadget id="calculator">7 / 10</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">1 - (7/10)</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">(7/10) - (3/10)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">160 / (2/5)</gadget>
<output>400</output>

<result>400</result>