0.396÷1.2= 0.756÷0.36= 15.6×13=0.18×15= 0.025×1.4= 3.06×36=0.04×0.12＝ 3.84×2.6≈ 5.76×3＝（保留一位小数）7.15×22= 90.75÷3.3 3.68×0.2516.9÷0.13=130 1.55÷3.9 3.7×0.1613.76× 1.8= 5.2× 1...