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计算下列各题,能简算的要简算.325×99+3257÷45+9×5448×(712+14)511×14÷511
题目详情
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计算下列各题,能简算的要简算.
| 7÷
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48×(
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计算下列各题,能简算的要简算.
| 7÷
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48×(
|
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计算下列各题,能简算的要简算.
| 7÷
| ||||||||||||
48×(
|
|
计算下列各题,能简算的要简算.
| 7÷
| ||||||||||||
48×(
|
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计算下列各题,能简算的要简算.
| 7÷
| ||||||||||||
48×(
|
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3 |
25 |
3 |
25 |
4 |
5 |
5 |
4 |
7 |
12 |
1 |
4 |
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
3 |
25 |
3 |
25 |
4 |
5 |
5 |
4 |
3 |
25 |
3 |
25 |
3 |
25 |
3 |
25 |
3 |
25 |
3 |
25 |
3 |
25 |
4 |
5 |
5 |
4 |
4 |
5 |
5 |
4 |
4 |
5 |
5 |
4 |
5 |
4 |
7 |
12 |
1 |
4 |
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
7 |
12 |
1 |
4 |
7 |
12 |
1 |
4 |
7 |
12 |
1 |
4 |
1 |
4 |
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
5 |
11 |
1 |
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1 |
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1 |
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5 |
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1 |
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5 |
11 |
1 |
4 |
1 |
4 |
▼优质解答
答案和解析
(1)
×99+
,
=
×(99+1),
=
×100,
=12;
(2)7÷
+9×
,
=7×
+9×
,
=(7+9)×
,
=16×
,
=20;
(3)48×(
+
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
. (1)
×99+
,
=
×(99+1),
=
×100,
=12;
(2)7÷
+9×
,
=7×
+9×
,
=(7+9)×
,
=16×
,
=20;
(3)48×(
+
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
. (1)
×99+
,
=
×(99+1),
=
×100,
=12;
(2)7÷
+9×
,
=7×
+9×
,
=(7+9)×
,
=16×
,
=20;
(3)48×(
+
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
. (1)
×99+
,
=
×(99+1),
=
×100,
=12;
(2)7÷
+9×
,
=7×
+9×
,
=(7+9)×
,
=16×
,
=20;
(3)48×(
+
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
3 25 3 3 3 25 25 25 ×99+
,
=
×(99+1),
=
×100,
=12;
(2)7÷
+9×
,
=7×
+9×
,
=(7+9)×
,
=16×
,
=20;
(3)48×(
+
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
3 25 3 3 3 25 25 25 ,
=
×(99+1),
=
×100,
=12;
(2)7÷
+9×
,
=7×
+9×
,
=(7+9)×
,
=16×
,
=20;
(3)48×(
+
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
3 25 3 3 3 25 25 25 ×(99+1),
=
×100,
=12;
(2)7÷
+9×
,
=7×
+9×
,
=(7+9)×
,
=16×
,
=20;
(3)48×(
+
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
3 25 3 3 3 25 25 25 ×100,
=12;
(2)7÷
+9×
,
=7×
+9×
,
=(7+9)×
,
=16×
,
=20;
(3)48×(
+
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
4 5 4 4 4 5 5 5 +9×
,
=7×
+9×
,
=(7+9)×
,
=16×
,
=20;
(3)48×(
+
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
5 4 5 5 5 4 4 4 ,
=7×
+9×
,
=(7+9)×
,
=16×
,
=20;
(3)48×(
+
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
5 4 5 5 5 4 4 4 +9×
,
=(7+9)×
,
=16×
,
=20;
(3)48×(
+
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
5 4 5 5 5 4 4 4 ,
=(7+9)×
,
=16×
,
=20;
(3)48×(
+
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
5 4 5 5 5 4 4 4 ,
=16×
,
=20;
(3)48×(
+
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
5 4 5 5 5 4 4 4 ,
=20;
(3)48×(
+
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
7 12 7 7 7 12 12 12 +
),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
1 4 1 1 1 4 4 4 ),
=48×
+48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
7 12 7 7 7 12 12 12 +48×
,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
1 4 1 1 1 4 4 4 ,
=28+12,
=40;
(4)
×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
5 11 5 5 5 11 11 11 ×
÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
1 4 1 1 1 4 4 4 ÷
×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
5 11 5 5 5 11 11 11 ×
,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
1 4 1 1 1 4 4 4 ,
=
×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
5 11 5 5 5 11 11 11 ×
×
×
,
=(
×
)×(
×
),
=1×
,
=
.
1 4 1 1 1 4 4 4 ×
×
,
=(
×
)×(
×
),
=1×
,
=
.
11 5 11 11 11 5 5 5 ×
,
=(
×
)×(
×
),
=1×
,
=
.
1 4 1 1 1 4 4 4 ,
=(
×
)×(
×
),
=1×
,
=
.
5 11 5 5 5 11 11 11 ×
)×(
×
),
=1×
,
=
.
11 5 11 11 11 5 5 5 )×(
×
),
=1×
,
=
.
1 4 1 1 1 4 4 4 ×
),
=1×
,
=
.
1 4 1 1 1 4 4 4 ),
=1×
,
=
.
1 16 1 1 1 16 16 16 ,
=
.
1 16 1 1 1 16 16 16 .
(1)
=
=
=12; (2)7÷
=7×
=(7+9)×
=16×
=20; (3)48×(
=48×
=28+12, =40; (4)
=
=(
=1×
=
|
3 |
25 |
3 |
25 |
=
3 |
25 |
=
3 |
25 |
=12;
(2)7÷
4 |
5 |
5 |
4 |
=7×
5 |
4 |
5 |
4 |
=(7+9)×
5 |
4 |
=16×
5 |
4 |
=20;
(3)48×(
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
3 |
25 |
3 |
25 |
=
3 |
25 |
=
3 |
25 |
=12;
(2)7÷
4 |
5 |
5 |
4 |
=7×
5 |
4 |
5 |
4 |
=(7+9)×
5 |
4 |
=16×
5 |
4 |
=20;
(3)48×(
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
3 |
25 |
3 |
25 |
=
3 |
25 |
=
3 |
25 |
=12;
(2)7÷
4 |
5 |
5 |
4 |
=7×
5 |
4 |
5 |
4 |
=(7+9)×
5 |
4 |
=16×
5 |
4 |
=20;
(3)48×(
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
3 |
25 |
3 |
25 |
=
3 |
25 |
=
3 |
25 |
=12;
(2)7÷
4 |
5 |
5 |
4 |
=7×
5 |
4 |
5 |
4 |
=(7+9)×
5 |
4 |
=16×
5 |
4 |
=20;
(3)48×(
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
3 |
25 |
3 |
25 |
=
3 |
25 |
=
3 |
25 |
=12;
(2)7÷
4 |
5 |
5 |
4 |
=7×
5 |
4 |
5 |
4 |
=(7+9)×
5 |
4 |
=16×
5 |
4 |
=20;
(3)48×(
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
3 |
25 |
=
3 |
25 |
=
3 |
25 |
=12;
(2)7÷
4 |
5 |
5 |
4 |
=7×
5 |
4 |
5 |
4 |
=(7+9)×
5 |
4 |
=16×
5 |
4 |
=20;
(3)48×(
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
3 |
25 |
=
3 |
25 |
=12;
(2)7÷
4 |
5 |
5 |
4 |
=7×
5 |
4 |
5 |
4 |
=(7+9)×
5 |
4 |
=16×
5 |
4 |
=20;
(3)48×(
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
3 |
25 |
=12;
(2)7÷
4 |
5 |
5 |
4 |
=7×
5 |
4 |
5 |
4 |
=(7+9)×
5 |
4 |
=16×
5 |
4 |
=20;
(3)48×(
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
4 |
5 |
5 |
4 |
=7×
5 |
4 |
5 |
4 |
=(7+9)×
5 |
4 |
=16×
5 |
4 |
=20;
(3)48×(
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
5 |
4 |
=7×
5 |
4 |
5 |
4 |
=(7+9)×
5 |
4 |
=16×
5 |
4 |
=20;
(3)48×(
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
5 |
4 |
5 |
4 |
=(7+9)×
5 |
4 |
=16×
5 |
4 |
=20;
(3)48×(
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
5 |
4 |
=(7+9)×
5 |
4 |
=16×
5 |
4 |
=20;
(3)48×(
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
5 |
4 |
=16×
5 |
4 |
=20;
(3)48×(
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
5 |
4 |
=20;
(3)48×(
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
7 |
12 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
1 |
4 |
=48×
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
7 |
12 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
1 |
4 |
=28+12,
=40;
(4)
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
5 |
11 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
1 |
4 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
5 |
11 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
1 |
4 |
=
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
5 |
11 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
1 |
4 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
11 |
5 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
1 |
4 |
=(
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
5 |
11 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
11 |
5 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
1 |
4 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
1 |
4 |
=1×
1 |
16 |
=
1 |
16 |
1 |
16 |
=
1 |
16 |
1 |
16 |
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