问题
填空题
0.12÷0.3=______÷3
0.672÷0.28=______÷______.
答案
0.12÷0.3
=(0.12×10)÷(0.3×10)
=1.2÷3
=0.4
0.672÷0.28
=(0.672×100)÷(0.28×100)
=67.2÷28
=2.4
故答案为:1.2,67.2,28.
0.12÷0.3=______÷3
0.672÷0.28=______÷______.
0.12÷0.3
=(0.12×10)÷(0.3×10)
=1.2÷3
=0.4
0.672÷0.28
=(0.672×100)÷(0.28×100)
=67.2÷28
=2.4
故答案为:1.2,67.2,28.