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计算并写出主要过程.①710+815②716−320③524÷736.
题目详情
计算并写出主要过程.
①
+
②
−
③
÷
.
+
②
−
③
÷
.
7 7 10 10
8 8 15 15
−
③
÷
.
7 7 16 16
3 3 20 20
÷
.
5 5 24 24
7 7 36 36
①
7 |
10 |
8 |
15 |
②
7 |
16 |
3 |
20 |
③
5 |
24 |
7 |
36 |
7 |
10 |
8 |
15 |
②
7 |
16 |
3 |
20 |
③
5 |
24 |
7 |
36 |
7 |
10 |
8 |
15 |
7 |
16 |
3 |
20 |
③
5 |
24 |
7 |
36 |
7 |
16 |
3 |
20 |
5 |
24 |
7 |
36 |
5 |
24 |
7 |
36 |
▼优质解答
答案和解析
①
+
=
+
=
=
;
②
−
=
-
=
=
;
③
÷
,
=
,
=
.
7 7 710 10 10+
8 8 815 15 15=
+
=
=
;
②
−
=
-
=
=
;
③
÷
,
=
,
=
.
21 21 2130 30 30+
=
=
;
②
−
=
-
=
=
;
③
÷
,
=
,
=
.
16 16 1630 30 30=
=
;
②
−
=
-
=
=
;
③
÷
,
=
,
=
.
21+16 21+16 21+1630 30 30=
;
②
−
=
-
=
=
;
③
÷
,
=
,
=
.
37 37 3730 30 30;
②
−
=
-
=
=
;
③
÷
,
=
,
=
.
7 7 716 16 16−
3 3 320 20 20=
-
=
=
;
③
÷
,
=
,
=
.
35 35 3580 80 80-
=
=
;
③
÷
,
=
,
=
.
12 12 1280 80 80=
=
;
③
÷
,
=
,
=
.
35−12 35−12 35−1280 80 80=
;
③
÷
,
=
,
=
.
23 23 2380 80 80;
③
÷
,
=
,
=
.
5 5 524 24 24÷
7 7 736 36 36,
=
,
=
.
15 15 1514 14 14.
7 |
10 |
8 |
15 |
21 |
30 |
16 |
30 |
21+16 |
30 |
37 |
30 |
②
7 |
16 |
3 |
20 |
35 |
80 |
12 |
80 |
35−12 |
80 |
23 |
80 |
③
5 |
24 |
7 |
36 |
=

=
15 |
14 |
7 |
10 |
8 |
15 |
21 |
30 |
16 |
30 |
21+16 |
30 |
37 |
30 |
②
7 |
16 |
3 |
20 |
35 |
80 |
12 |
80 |
35−12 |
80 |
23 |
80 |
③
5 |
24 |
7 |
36 |
=

=
15 |
14 |
21 |
30 |
16 |
30 |
21+16 |
30 |
37 |
30 |
②
7 |
16 |
3 |
20 |
35 |
80 |
12 |
80 |
35−12 |
80 |
23 |
80 |
③
5 |
24 |
7 |
36 |
=

=
15 |
14 |
16 |
30 |
21+16 |
30 |
37 |
30 |
②
7 |
16 |
3 |
20 |
35 |
80 |
12 |
80 |
35−12 |
80 |
23 |
80 |
③
5 |
24 |
7 |
36 |
=

=
15 |
14 |
21+16 |
30 |
37 |
30 |
②
7 |
16 |
3 |
20 |
35 |
80 |
12 |
80 |
35−12 |
80 |
23 |
80 |
③
5 |
24 |
7 |
36 |
=

=
15 |
14 |
37 |
30 |
②
7 |
16 |
3 |
20 |
35 |
80 |
12 |
80 |
35−12 |
80 |
23 |
80 |
③
5 |
24 |
7 |
36 |
=

=
15 |
14 |
7 |
16 |
3 |
20 |
35 |
80 |
12 |
80 |
35−12 |
80 |
23 |
80 |
③
5 |
24 |
7 |
36 |
=

=
15 |
14 |
35 |
80 |
12 |
80 |
35−12 |
80 |
23 |
80 |
③
5 |
24 |
7 |
36 |
=

=
15 |
14 |
12 |
80 |
35−12 |
80 |
23 |
80 |
③
5 |
24 |
7 |
36 |
=

=
15 |
14 |
35−12 |
80 |
23 |
80 |
③
5 |
24 |
7 |
36 |
=

=
15 |
14 |
23 |
80 |
③
5 |
24 |
7 |
36 |
=

=
15 |
14 |
5 |
24 |
7 |
36 |
=

=
15 |
14 |
15 |
14 |
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