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直接写得数．2.3+6.7=6.4-0.4=0×1200=1-15=57-57=25×40=1+0.89=18+38=13+23=710-510=

题目详情
直接写得数．
2.3+6.7=6.4-0.4=0×1200=1-
1
5
=
5
7
-
5
7
=
25×40=1+0.89=
1
8
+
3
8
=
1
3
+
2
3
=
7
10
-
5
10
=
直接写得数．
2.3+6.7=6.4-0.4=0×1200=1-
1
5
=
5
7
-
5
7
=
25×40=1+0.89=
1
8
+
3
8
=
1
3
+
2
3
=
7
10
-
5
10
=

2.3+6.7=6.4-0.4=0×1200=1-
1
5
=
5
7
-
5
7
=
25×40=1+0.89=
1
8
+
3
8
=
1
3
+
2
3
=
7
10
-
5
10
=
2.3+6.7=6.4-0.4=0×1200=1-
1
5
=
5
7
-
5
7
=25×40=1+0.89=
1
8
+
3
8
=
1
3
+
2
3
=
7
10
-
5
10
=2.3+6.7=6.4-0.4=0×1200=1-
1
5
=
5
7
-
5
7
=2.3+6.7=6.4-0.4=0×1200=1-
1
5
=
1
5
=
1
5
151155
5
7
-
5
7
=
5
7
-
5
7
=
5
7
575577
5
7
=
5
7
57557725×40=1+0.89=
1
8
+
3
8
=
1
3
+
2
3
=
7
10
-
5
10
=25×40=1+0.89=
1
8
+
3
8
=
1
8
+
3
8
=
1
8
181188
3
8
=
3
8
383388
1
3
+
2
3
=
1
3
+
2
3
=
1
3
131133
2
3
=
2
3
232233
7
10
-
5
10
=
7
10
-
5
10
=
7
10
710771010
5
10
=
5
10
510551010
▼优质解答
答案和解析
2.3+6.7=96.4-0.4=60×1200=01-
1
5
=
4
5
5
7
-
5
7
=0
25×40=10001+0.89=1.89
1
8
+
3
8
=
1
2
1
3
+
2
3
=1
7
10
-
5
10
=
1
5
2.3+6.7=96.4-0.4=60×1200=01-
1
5
=
4
5
5
7
-
5
7
=025×40=10001+0.89=1.89
1
8
+
3
8
=
1
2
1
3
+
2
3
=1
7
10
-
5
10
=
1
5
2.3+6.7=96.4-0.4=60×1200=01-
1
5
=
4
5
5
7
-
5
7
=02.3+6.7=92.3+6.7=96.4-0.4=66.4-0.4=60×1200=00×1200=01-
1
5
=
4
5
1-
1
5
=
4
5
1
5
15111555=
4
5
4
5
45444555
5
7
-
5
7
=0
5
7
-
5
7
=0
5
7
57555777-
5
7
=0
5
7
57555777=025×40=10001+0.89=1.89
1
8
+
3
8
=
1
2
1
3
+
2
3
=1
7
10
-
5
10
=
1
5
25×40=100025×40=10001+0.89=1.891+0.89=1.89
1
8
+
3
8
=
1
2
1
8
+
3
8
=
1
2
1
8
18111888+
3
8
=
1
2
3
8
38333888=
1
2
1
2
12111222
1
3
+
2
3
=1
1
3
+
2
3
=1
1
3
13111333+
2
3
=1
2
3
23222333=1
7
10
-
5
10
=
1
5
7
10
-
5
10
=
1
5
7
10
710777101010-
5
10
=
1
5
5
10
510555101010=
1
5
1
5
15111555
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