淘气和笑笑画同一根电线杆,淘气用1:2500画了16cm,则笑笑用1:100000画了_cm.

问题描述:

淘气和笑笑画同一根电线杆,淘气用1:2500画了16cm,则笑笑用1:100000画了______cm.

16÷

1
2500
×
1
100000

=40000×
1
100000

=0.4(厘米);
答:笑笑用1:100000画了0.4cm.
故答案为:0.4.