The Communist Party of China was established on July 1, 1921, and how many years will July 1 be the 100th anniversary of the founding of the party.
中国共产党于1921年7月1日成立，到多少年7月1日是建党一百周年．
<gadget id="calculator">1_921 + 100</gadget>
<output>2_021</output>

<result>2_021</result>