After expanding 83 by 100 times, how much is it increased from the original number?
把83扩大100倍后，比原数增加了多少．
<gadget id="calculator">83 * 100</gadget>
<output>8_300</output>

<gadget id="calculator">8_300 - 83</gadget>
<output>8_217</output>

<result>8_217</result>