5.26*99+5.26+4.74*103-4.74*3.
5.26*99+5.26+4.74*103-4.74*3．
<gadget id="calculator">5.26 * 99</gadget>
<output>520.74</output>

<gadget id="calculator">4.74 * 103</gadget>
<output>488.22</output>

<gadget id="calculator">4.74 * 3</gadget>
<output>14.22</output>

<gadget id="calculator">488.22 - 14.22</gadget>
<output>474</output>

<gadget id="calculator">520.74 + 5.26 + 474</gadget>
<output>1_000</output>

<result>1_000</result>