A divisor is 68, and the quotient is a one-digit division. After the quotient is 5, the remainder is exactly equal to the divisor. If the quotient is changed to 6, what must be the remainder?
一道除数是68，商是一位数的除法．商5后，余数正好和除数相等，把商改成6，余数一定是多少
<gadget id="calculator">68 * 5</gadget>
<output>340</output>

<gadget id="calculator">340 + 68</gadget>
<output>408</output>

<gadget id="calculator">68 * 6</gadget>
<output>408</output>

<gadget id="calculator">408 - 408</gadget>
<output>0</output>

<result>0</result>