5155*5155+2730*2730-2425*2425=how many.
5155*5155+2730*2730-2425*2425=多少．
<gadget id="calculator">5_155 * 5_155</gadget>
<output>26_574_025</output>

<gadget id="calculator">2_730 * 2_730</gadget>
<output>7_452_900</output>

<gadget id="calculator">2_425 * 2_425</gadget>
<output>5_880_625</output>

<gadget id="calculator">7_452_900 - 5_880_625</gadget>
<output>1_572_275</output>

<gadget id="calculator">26_574_025 + 1_572_275</gadget>
<output>28_146_300</output>

<result>28_146_300</result>