100斤是多少g？
100斤 = 50,000g
是50,000g，所以说成50,000g也没问题——四舍五入的误差在0.5%以内。
反过来，100g是多少斤？
100g = 0斤
计算公式: g = 斤 × 500
该数值前后的 斤 → g
10 斤5,000g
20 斤10,000g
30 斤15,000g
40 斤20,000g
50 斤25,000g
60 斤30,000g
70 斤35,000g
80 斤40,000g
90 斤45,000g
100 斤50,000g
110 斤55,000g
120 斤60,000g
130 斤65,000g
140 斤70,000g
150 斤75,000g
160 斤80,000g
170 斤85,000g
180 斤90,000g
190 斤95,000g
200 斤100,000g