The sum of the numbers A and B is the smallest three-digit number. It is known that the number A is 36, so what is the number B?
甲、乙两数的和是一个最小的三位数，已知甲数是36，那么乙数是多少．
<gadget id="calculator">100 - 36</gadget>
<output>64</output>

<result>64</result>