After swapping the digits in the ones digit and the digits in the hundreds digit of 752, the new three-digit number is smaller than the original three-digit number.
把752的个位上的数字与百位上的数字对调后，得到的新的三位数比原来的三位数小多少．
<gadget id="calculator">752 - 257</gadget>
<output>495</output>

<result>495</result>