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1
2
+
1
4
=
1
2
+
1
4
+
1
8
=
1
2
+
1
4
+
1
8
+
1
16
=
1
2
+
1
4
+
1
8
+
1
16
+
1
32
=
1
2
+
1
4
+
1
8
+
1
16
+
1
32
+
1
64
=
人气:109 ℃ 时间:2020-05-19 04:20:19
解答
1
2
+
1
4
=
3
4

1
2
+
1
4
+
1
8
=
7
8

1
2
+
1
4
+
1
8
+
1
16
=
15
16

1
2
+
1
4
+
1
8
+
1
16
+
1
32
=
31
32

1
2
+
1
4
+
1
8
+
1
16
+
1
32
+
1
64
=
63
64

故答案为:
3
4
7
8
15
16
31
32
63
64
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