Subtract 156 from the quotient of 4000 divided by 25. What is the difference?
从4000除以25的商里减去156，差是多少？
<gadget id="calculator">4_000 / 25</gadget>
<output>160</output>

<gadget id="calculator">160 - 156</gadget>
<output>4</output>

<result>4</result>