4.75*4.75+4.75+4.75*4.25=how much.
4.75*4.75+4.75+4.75*4.25=多少．
<gadget id="calculator">4.75 * 4.75</gadget>
<output>22.5625</output>

<gadget id="calculator">4.75 * 4.25</gadget>
<output>20.1875</output>

<gadget id="calculator">22.5625 + 4.75 + 20.1875</gadget>
<output>47.5</output>

<result>47.5</result>