A:75°
B:60°
C:54°
D:67.5°
哪只兔子拔的萝卜最多?哪只免子拔的萝卜最少?
根据课文默写:
13.6+0.9____14.6 3.53____3.50
8.5-1.3 ____7.5 28.8____ 28.800
9-0.5____0.9-0.5 9.8-6.8____6.8-4.8