If the greatest common divisor of two natural numbers is 25 and the least common multiple is 1050, what is the smallest difference between these two numbers?
两个自然数的最大公约数是25，最小公倍数是1050，那么这两个数的差最小是多少．
<gadget id="calculator">25 * 7</gadget>
<output>175</output>

<gadget id="calculator">25 * 6</gadget>
<output>150</output>

<gadget id="calculator">175 - 150</gadget>
<output>25</output>

<result>25</result>