500근是多少g？
500근 = 300,000g
是300,000g，所以说成300,000g也没问题——四舍五入的误差在0.5%以内。
反过来，500g是多少근？
500g = 1근
计算公式: g = 근 × 600
该数值前后的 근 → g
50 근30,000g
100 근60,000g
150 근90,000g
200 근120,000g
250 근150,000g
300 근180,000g
350 근210,000g
400 근240,000g
450 근270,000g
500 근300,000g
550 근330,000g
600 근360,000g
650 근390,000g
700 근420,000g
750 근450,000g
800 근480,000g
850 근510,000g
900 근540,000g
950 근570,000g
1,000 근600,000g