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(2012•重庆)直接写出得数2.1÷0.007=357-198=7.38+0.52=516×815=(35+14)×20=49÷815=3138×72513÷3138=1735÷2541×(89-89)=3.5-6.5-3.5+6.5=5-21417-1317=
题目详情
(2012•重庆)直接写出得数
2.1÷0.007=
357-198=
7.38+0.52=
×
=
(
+
)×20=
÷
=
31
×72
÷31
=
÷
×(
-
)=
3.5-6.5-3.5+6.5=
5-2
-1
=
2.1÷0.007=
357-198=
7.38+0.52=
5 |
16 |
8 |
15 |
(
3 |
5 |
1 |
4 |
4 |
9 |
8 |
15 |
31
3 |
8 |
5 |
13 |
3 |
8 |
17 |
35 |
25 |
41 |
8 |
9 |
8 |
9 |
3.5-6.5-3.5+6.5=
5-2
14 |
17 |
3 |
17 |
▼优质解答
答案和解析
2.1÷0.007=300;
357-198=159;
7.38+0.52=7.9;
×
=
;
+
=
;
÷
=
;
31
×72
÷31
=72
÷
×(
-
)=0
3.5-6.5-3.5+6.5=0
5-2
-1
=1.
357-198=159;
7.38+0.52=7.9;
5 |
16 |
8 |
15 |
3 |
2 |
3 |
5 |
1 |
4 |
17 |
20 |
4 |
9 |
8 |
15 |
5 |
6 |
31
3 |
8 |
5 |
13 |
3 |
8 |
5 |
13 |
17 |
35 |
25 |
41 |
8 |
9 |
8 |
9 |
3.5-6.5-3.5+6.5=0
5-2
14 |
17 |
3 |
17 |
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