问题 解答题
直接写出得数:
3+0.7=0.93+0.73=13.8-0.8=0.6+2.7=
5.4+0.3=0.65+0.35=3.9-0.1-0.9=18.5-8.5=
17.5+5=0.8+8=17.6+5.8-7.6=0+1.9=
答案

3+0.7=3.7,0.93+0.73=1.66,13.8-0.8=13,0.6+2.7=3.3,
5.4+0.3=5.7,0.65+0.35=1,3.9-0.1-0.9=2.9,18.5-8.5=10,
17.5+5=22.5,0.8+8=8.8,17.6+5.8-7.6=15.8,0+1.9=1.9.

单项选择题 B1型题
名词解释