0.4×（3.2-0.8）÷0.15＝0.4×2.4÷0.15＝0.96÷0.15＝6.4你好，本题已解答,如果满意请点右下角“采纳答案”。
0.4x(3.2-0.8)÷0.15=0.4x2.4÷0.3÷0.5=0.4x8÷0.5=3.2x2=6.4
0.4×(3.2－0.8)÷0.15＝0.4×2.4÷0.3÷0.5＝0.4×8÷0.5＝3.2×2＝6.4🌸🌸🌸
