15근是多少g？
15근 = 9,000g
是9,000g，所以说成9,000g也没问题——四舍五入的误差在0.5%以内。
反过来，15g是多少근？
15g = 0근
计算公式: g = 근 × 600
该数值前后的 근 → g
6 근3,600g
7 근4,200g
8 근4,800g
9 근5,400g
10 근6,000g
11 근6,600g
12 근7,200g
13 근7,800g
14 근8,400g
15 근9,000g
16 근9,600g
17 근10,200g
18 근10,800g
19 근11,400g
20 근12,000g
21 근12,600g
22 근13,200g
23 근13,800g
24 근14,400g
25 근15,000g