问题
解答题
|
答案
(1)
1 |
0.25 |
1×4 |
0.25×4 |
比值为:
1 |
0.25 |
(2)3
1 |
2 |
1 |
3 |
=
7 |
2 |
7 |
3 |
=(
7 |
2 |
6 |
7 |
7 |
3 |
6 |
7 |
=3:2;
比值为:3
1 |
2 |
1 |
3 |
=
7 |
2 |
7 |
3 |
=
7 |
2 |
7 |
3 |
=1.5;
(3)
3 |
4 |
=
3 |
4 |
=(
3 |
4 |
=3:2;
比值为:
3 |
4 |
=
3 |
4 |
=
3 |
4 |
=1.5.
|
(1)
1 |
0.25 |
1×4 |
0.25×4 |
比值为:
1 |
0.25 |
(2)3
1 |
2 |
1 |
3 |
=
7 |
2 |
7 |
3 |
=(
7 |
2 |
6 |
7 |
7 |
3 |
6 |
7 |
=3:2;
比值为:3
1 |
2 |
1 |
3 |
=
7 |
2 |
7 |
3 |
=
7 |
2 |
7 |
3 |
=1.5;
(3)
3 |
4 |
=
3 |
4 |
=(
3 |
4 |
=3:2;
比值为:
3 |
4 |
=
3 |
4 |
=
3 |
4 |
=1.5.