问题
填空题
在横线里填上适当的数.
0.85÷0.15=______÷1.5 0.4÷0.002=______÷2.
答案
0.85÷0.15,
=(0.85×10)÷(0.15×10),
=8.5÷1.5;
0.4÷0.002,
=(0.4×1000)÷(0.002×1000),
=400÷2;
故答案为:8.5,400.
在横线里填上适当的数.
0.85÷0.15=______÷1.5 0.4÷0.002=______÷2.
0.85÷0.15,
=(0.85×10)÷(0.15×10),
=8.5÷1.5;
0.4÷0.002,
=(0.4×1000)÷(0.002×1000),
=400÷2;
故答案为:8.5,400.