1/6×7+1/7×8+1/8×9+…+1/100×101=_.

问题描述:

1
6×7
+
1
7×8
+
1
8×9
+…+
1
100×101
=______.

1
6×7
+
1
7×8
+
1
8×9
+…+
1
100×101

=(
1
6
1
7
)+(
1
7
-
1
8
)+(
1
8
-
1
9
)+…+(
1
100
-
1
101
),
=
1
6
-
1
101

=
95
606

故答案为:
95
606