If 653-101 is miscalculated as 653-100+1, how much more is the calculated result than the correct result
如果653-101错算成653-100+1，计算结果与正确结果相比多多少
<gadget id="calculator">653 - 100</gadget>
<output>553</output>

<gadget id="calculator">553 + 1</gadget>
<output>554</output>

<gadget id="calculator">653 - 101</gadget>
<output>552</output>

<gadget id="calculator">554 - 552</gadget>
<output>2</output>

<result>2</result>