Li Ming has 136 Chinese stamps. The number of Chinese stamps is 24 less than 8 times that of foreign stamps. How many foreign stamps are there? (solution by equation)
李明有136张中国邮票，中国邮票的张数比外国邮票的8倍少24张，外国邮票有多少张？(用方程解)
<gadget id="calculator">24 + 136</gadget>
<output>160</output>

<gadget id="calculator">160 / 8</gadget>
<output>20</output>

<result>20</result>