The Yangtze River is the longest river in my country, about 6299km long, 835km longer than the Yellow River. How many kilometers is the Yellow River? (solution by equation)
长江是我国第一长河，长约6299km，比黄河长835km．黄河长多少千米？(用方程解)
<gadget id="calculator">6_299 - 835</gadget>
<output>5_464</output>

<result>5_464</result>