题目内容
(
| (1-
| 8
| ||||||||||||||||
(37
| 3
| [3-(8.25-5
|
(1)(
+
)×24-12×
,
=24×
+
×24-12×
,
=12+8-6,
=20-6,
=14;
(2)(1-
÷7)÷(3.6×
+
),
=(1-
)÷(1.6+
),
=
÷
,
=
;
(3)8
-5÷9-
×13,
=8
-
-
,
=8
-(
+
),
=8
-2,
=6
;
(4)(37
+6
+42.5)÷
,
=(37
+42.5+6
)÷
,
=(80+
)×
,
=80×
+
×
,
=100+
,
=107
;
(5)3
+3
÷0.625+
×
,
=3
+5+
,
=8
+
,
=8
;
(6)[3-(8.25-5
)]÷0.9+0.1,
=[3-2
]÷0.9+0.1,
=
÷0.9+0.1,
=
+0.1,
=
.
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 2 |
=24×
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 2 |
=12+8-6,
=20-6,
=14;
(2)(1-
| 2 |
| 5 |
| 4 |
| 9 |
| 1 |
| 3 |
=(1-
| 2 |
| 35 |
| 1 |
| 3 |
=
| 33 |
| 35 |
| 29 |
| 15 |
=
| 99 |
| 203 |
(3)8
| 5 |
| 13 |
| 1 |
| 9 |
=8
| 5 |
| 13 |
| 5 |
| 9 |
| 13 |
| 9 |
=8
| 5 |
| 13 |
| 5 |
| 9 |
| 13 |
| 9 |
=8
| 5 |
| 13 |
=6
| 5 |
| 13 |
(4)(37
| 1 |
| 2 |
| 1 |
| 5 |
| 4 |
| 5 |
=(37
| 1 |
| 2 |
| 1 |
| 5 |
| 4 |
| 5 |
=(80+
| 31 |
| 5 |
| 5 |
| 4 |
=80×
| 5 |
| 4 |
| 31 |
| 5 |
| 5 |
| 4 |
=100+
| 31 |
| 4 |
=107
| 3 |
| 4 |
(5)3
| 1 |
| 2 |
| 1 |
| 8 |
| 1 |
| 3 |
| 1 |
| 4 |
=3
| 1 |
| 2 |
| 1 |
| 12 |
=8
| 1 |
| 2 |
| 1 |
| 12 |
=8
| 7 |
| 12 |
(6)[3-(8.25-5
| 1 |
| 3 |
=[3-2
| 11 |
| 12 |
=
| 1 |
| 12 |
=
| 5 |
| 54 |
=
| 26 |
| 135 |
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