Simple calculation: 0.0725*2400+725*0.45+31*7.25.
简便计算：0.0725*2400+725*0.45+31*7.25．
<gadget id="calculator">0.0725 * 2_400</gadget>
<output>174</output>

<gadget id="calculator">725 * 0.45</gadget>
<output>326.25</output>

<gadget id="calculator">31 * 7.25</gadget>
<output>224.75</output>

<gadget id="calculator">174 + 326.25 + 224.75</gadget>
<output>725</output>

<result>725</result>