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脱式计算,能简便的用简便方法计算(1)0.4×580-195÷6.5(2)7.6÷1.25÷8(3)(27+12)÷32-521(4)56÷45-45×56(5)18.64-(29+4.64)(6)916÷[8×(12-34)].
题目详情
| 脱式计算,能简便的用简便方法计算 (1)0.4×580-195÷6.5 | (2)7.6÷1.25÷8 | (3)(
| ||||||||||||||||
(4)
| (5)18.64-(
| (6)
|
| 脱式计算,能简便的用简便方法计算 (1)0.4×580-195÷6.5 | (2)7.6÷1.25÷8 | (3)(
| ||||||||||||||||
(4)
| (5)18.64-(
| (6)
|
(1)0.4×580-195÷6.5
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(1)0.4×580-195÷6.5
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▼优质解答
答案和解析
(1)0.4×580-195÷6.5,
=232-30,
=202;
(2)7.6÷1.25÷8,
=7.6÷(1.25×8),
=7.6÷10,
=0.76;
(3)(
+
)÷
-
,
=
×
-
,
=
-
,
=
;
(4)
÷
-
×
,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
2 2 27 7 7+
)÷
-
,
=
×
-
,
=
-
,
=
;
(4)
÷
-
×
,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
1 1 12 2 2)÷
-
,
=
×
-
,
=
-
,
=
;
(4)
÷
-
×
,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
3 3 32 2 2-
,
=
×
-
,
=
-
,
=
;
(4)
÷
-
×
,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
5 5 521 21 21,
=
×
-
,
=
-
,
=
;
(4)
÷
-
×
,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
11 11 1114 14 14×
-
,
=
-
,
=
;
(4)
÷
-
×
,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
2 2 23 3 3-
,
=
-
,
=
;
(4)
÷
-
×
,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
5 5 521 21 21,
=
-
,
=
;
(4)
÷
-
×
,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
11 11 1121 21 21-
,
=
;
(4)
÷
-
×
,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
5 5 521 21 21,
=
;
(4)
÷
-
×
,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
2 2 27 7 7;
(4)
÷
-
×
,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
5 5 56 6 6÷
-
×
,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
4 4 45 5 5-
×
,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
4 4 45 5 5×
,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
5 5 56 6 6,
=
×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
5 5 56 6 6×
-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
5 5 54 4 4-
×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
4 4 45 5 5×
,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
5 5 56 6 6,
=
×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
5 5 56 6 6×(
-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
5 5 54 4 4-
),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
4 4 45 5 5),
=
×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
5 5 56 6 6×
,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
9 9 920 20 20,
=
;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
3 3 38 8 8;
(5)18.64-(
+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
2 2 29 9 9+4.64),
=18.64-
-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
2 2 29 9 9-4.64,
=(18.64-4.64)-
,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
2 2 29 9 9,
=14-
,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
2 2 29 9 9,
=13
;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
7 7 79 9 9;
(6)
÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
9 9 916 16 16÷[8×(
-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
1 1 12 2 2-
)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
3 3 34 4 4)],
=
÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
9 9 916 16 16÷[8×(-
)],
=
÷(-2),
=-
×
,
=-
.
1 1 14 4 4)],
=
÷(-2),
=-
×
,
=-
.
9 9 916 16 16÷(-2),
=-
×
,
=-
.
9 9 916 16 16×
,
=-
.
1 1 12 2 2,
=-
.
9 9 932 32 32.
=232-30,
=202;
(2)7.6÷1.25÷8,
=7.6÷(1.25×8),
=7.6÷10,
=0.76;
(3)(
| 2 |
| 7 |
| 1 |
| 2 |
| 3 |
| 2 |
| 5 |
| 21 |
=
| 11 |
| 14 |
| 2 |
| 3 |
| 5 |
| 21 |
=
| 11 |
| 21 |
| 5 |
| 21 |
=
| 2 |
| 7 |
(4)
| 5 |
| 6 |
| 4 |
| 5 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 2 |
| 7 |
| 1 |
| 2 |
| 3 |
| 2 |
| 5 |
| 21 |
=
| 11 |
| 14 |
| 2 |
| 3 |
| 5 |
| 21 |
=
| 11 |
| 21 |
| 5 |
| 21 |
=
| 2 |
| 7 |
(4)
| 5 |
| 6 |
| 4 |
| 5 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 1 |
| 2 |
| 3 |
| 2 |
| 5 |
| 21 |
=
| 11 |
| 14 |
| 2 |
| 3 |
| 5 |
| 21 |
=
| 11 |
| 21 |
| 5 |
| 21 |
=
| 2 |
| 7 |
(4)
| 5 |
| 6 |
| 4 |
| 5 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 3 |
| 2 |
| 5 |
| 21 |
=
| 11 |
| 14 |
| 2 |
| 3 |
| 5 |
| 21 |
=
| 11 |
| 21 |
| 5 |
| 21 |
=
| 2 |
| 7 |
(4)
| 5 |
| 6 |
| 4 |
| 5 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 5 |
| 21 |
=
| 11 |
| 14 |
| 2 |
| 3 |
| 5 |
| 21 |
=
| 11 |
| 21 |
| 5 |
| 21 |
=
| 2 |
| 7 |
(4)
| 5 |
| 6 |
| 4 |
| 5 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 11 |
| 14 |
| 2 |
| 3 |
| 5 |
| 21 |
=
| 11 |
| 21 |
| 5 |
| 21 |
=
| 2 |
| 7 |
(4)
| 5 |
| 6 |
| 4 |
| 5 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 2 |
| 3 |
| 5 |
| 21 |
=
| 11 |
| 21 |
| 5 |
| 21 |
=
| 2 |
| 7 |
(4)
| 5 |
| 6 |
| 4 |
| 5 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 5 |
| 21 |
=
| 11 |
| 21 |
| 5 |
| 21 |
=
| 2 |
| 7 |
(4)
| 5 |
| 6 |
| 4 |
| 5 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 11 |
| 21 |
| 5 |
| 21 |
=
| 2 |
| 7 |
(4)
| 5 |
| 6 |
| 4 |
| 5 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 5 |
| 21 |
=
| 2 |
| 7 |
(4)
| 5 |
| 6 |
| 4 |
| 5 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 2 |
| 7 |
(4)
| 5 |
| 6 |
| 4 |
| 5 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 5 |
| 6 |
| 4 |
| 5 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 4 |
| 5 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 5 |
| 4 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 4 |
| 5 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 5 |
| 6 |
=
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 5 |
| 6 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 5 |
| 4 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 4 |
| 5 |
=
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 5 |
| 6 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 9 |
| 20 |
=
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 3 |
| 8 |
(5)18.64-(
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 2 |
| 9 |
=18.64-
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 2 |
| 9 |
=(18.64-4.64)-
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 2 |
| 9 |
=14-
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 2 |
| 9 |
=13
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 7 |
| 9 |
(6)
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 9 |
| 16 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 1 |
| 2 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 3 |
| 4 |
=
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 9 |
| 16 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 1 |
| 4 |
=
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 9 |
| 16 |
=-
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 9 |
| 16 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 1 |
| 2 |
=-
| 9 |
| 32 |
| 9 |
| 32 |
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递等式计算:(能简算的用简便方法计算)(1)(5.81-2.09)×3.5(2)2.5×8×0.5 2020-07-18 …
国际货币投机问题算法国际货币投机问题每天货币的汇率是不断变化的,例如某天的汇率是:1美元能兑换0.7 2020-11-05 …
1×(2÷0.5)拆了括号能不能用乘法分配律,我认为不能,可有个同学不信,怎么用例子说服他?要一定的 2020-11-27 …
5*5方框内放1,2,3,4,求算法算法在5*5方框内,放置1-4个数字,要求如下:数字1可以放在任 2020-11-28 …
安排7位工作人员在5月1日到5月7日值班,每人值班一天,其中甲不能安排在5月1日、乙不能安排在5月7 2020-12-31 …