一、口算(每天16道) 4.5+6.3 = 6.5+4.8= 8.6+7.7= 10.05+0.4 = 4.4x0.4= 2.2x0.8= 4.8x0.3= 3.7x0.05= 0.7x0.22= 12.5x0.8= 8.4x0.4= 3.9x0.1= 二、列竖式计算。(每天5道) 1.7×0.45(得数保留两位小数) 12.6÷0.28=