Fill in the box to make both sides of the following equation equal. 1995*0.63+1995*□=1995．
在方框里填上多少，可使下式两边相等．1995*0.63+1995*□=1995．
<gadget id="calculator">1 - 0.63</gadget>
<output>0.37</output>

<result>0.37</result>