小巧、小亚、小丁丁、小晶各画了一张房子的图:
![]()
图中两座房子的门相距多少?
|
a _____cm_____mm |
b_____cm_____mm |
|
c_____cm_____mm |
d_____cm_____mm |
|
e_____cm_____mm |
连一连
|
2 +811 -45 +1214 -617 -8 |
17 -1018 -920 -1019 -216 -8 |
小巧、小亚、小丁丁、小晶各画了一张房子的图:
![]()
图中两座房子的门相距多少?
|
a _____cm_____mm |
b_____cm_____mm |
|
c_____cm_____mm |
d_____cm_____mm |
|
e_____cm_____mm |
连一连
|
2 +811 -45 +1214 -617 -8 |
17 -1018 -920 -1019 -216 -8 |