What is the smallest number that is divisible by 5 when added to 2, divisible by 6 when added to 3, and divisible by 7 when added to 4?
一个数加2可以被5整除，加3可以被6整除，加4可以被7整除，这个数最小是多少．
<gadget id="calculator">6 - 3</gadget>
<output>3</output>

<result>3</result>