问题
选择题
101×125=( )
A.100×125+1
B.125×100+125
C.125×100×1
D.100×125×1×125
答案
101×125,
=(100+1)×125,
=100×125+1×125,
=12500+125,
=12625.
故选:B.
101×125=( )
A.100×125+1
B.125×100+125
C.125×100×1
D.100×125×1×125
101×125,
=(100+1)×125,
=100×125+1×125,
=12500+125,
=12625.
故选:B.