相当于12.96除以10,等于1.296
解:∵A × B = C ∴12.96 × 10% = (12×100 + 96)/100 × 1/10 = 1296/100 × 1/10 = 324/25 × 1/10 = 162/125 = 1.296 答:12.96乘以百分之十等于1.296
1.296