Xiao Cong mistook the factor of 6 as 9 when calculating the multiplication of a two-digit number by a one-digit number, and the result was 300 larger than the correct one. What should be the correct result?
小聪在计算两位数乘一位数时，把因数6错看成9，结果比正确的大300，正确的结果应是多少．
<gadget id="calculator">9 - 6</gadget>
<output>3</output>

<gadget id="calculator">300 / 3</gadget>
<output>100</output>

<gadget id="calculator">100 * 6</gadget>
<output>600</output>

<result>600</result>