问题 解答题
2100÷3=5×100=180÷9=500×6=36÷2=
8×50=800÷4=51÷3=600÷6=
7
9
-
4
9
=
2
5
+
1
5
=
6
6
-
2
6
=
答案

2100÷3=7005×100=500180÷9=20500×6=300036÷2=18
8×50=400800÷4=20051÷3=17600÷6=100
7
9
-
4
9
=
1
3
2
5
+
1
5
=
3
5
6
6
-
2
6
=
2
3

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