问题 解答题
直接写出下面各题的得数:
0.75÷
3
4
=
1
3
+
1
2
)×6=
1
3
+0.2=
1
7
+
1
21
)÷
1
7
=
0.25×16=7.8÷1.3=
3
7
×7÷
3
7
×7=
9
1
4
×(3.125-3
1
8
)=
答案

0.75÷
3
4
=1,
1
3
+
1
2
)×6=5,
1
3
+0.2=
8
15
1
7
+
1
21
)÷
1
7
=1
1
3
0.25×16=4,7.8÷1.3=6,
3
7
×7÷
3
7
×7=49,
9
1
4
×(3.125-3
1
8
)=0.

单项选择题
单项选择题