问题
选择题
下面各式中,商与15.75÷0.63相同的是( )
A.157.5÷0.063
B.157.5÷6.3
C.1.575÷6.3
D.157.5÷63
答案
15.75÷0.63,
=(15.75×10)÷(0.63×10),
=157.5÷6.3;
15.75÷0.63,
=(15.75×100)÷(0.63×100),
=1575÷63;
故选:B.
下面各式中,商与15.75÷0.63相同的是( )
A.157.5÷0.063
B.157.5÷6.3
C.1.575÷6.3
D.157.5÷63
15.75÷0.63,
=(15.75×10)÷(0.63×10),
=157.5÷6.3;
15.75÷0.63,
=(15.75×100)÷(0.63×100),
=1575÷63;
故选:B.