Xiao Ming and Xiao Guang are calculating the same division problem. Xiaoming calculates that the correct result of dividing 8.6 by a number is a, but Xiaoguang regards the divisor 8.6 as 6.8, and the calculated quotient is 45 less than a. What is the correct quotient of this question?
小明和小光在计算同一道除法题．小明算得8.6除以一个数的正确结果是a，小光却将被除数8.6看成了6.8，结果算得的商比a小45，这道题正确的商是多少．
<gadget id="calculator">8.6 - 6.8</gadget>
<output>1.8</output>

<gadget id="calculator">1.8 / 45</gadget>
<output>0.04</output>

<gadget id="calculator">8.6 / 0.04</gadget>
<output>215</output>

<result>215</result>