0.072乘15用竖式计算,0.056乘0.15列竖式,230除以15的竖式,0.05乘280的竖式怎么写,225除以15的竖式计算,0.072乘0.15竖式验算,6.2乘以0.15怎么算竖试,8.45乘0.18算式验算,0.54　1.2竖式计算,3.7　200的竖式计算,0.0108　0.15竖式,0.15乘以0.072等于多少,0.0108乘以0.15的竖