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七年级数学计算题专项练习448题附答案.doc


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文档列表 文档介绍
-
. z.
÷
=17
=2
+÷
=31
÷-÷
=22
×[ ]
=—11
=—10
÷
=—16
÷-
=—
×
=1
÷
z.
〔-24〕÷〔-6〕
=4
2÷〔5-18〕×
=—
1÷〔-3〕×〔-〕
=
-×〔-〕÷〔-〕
=—
〔-〕÷〔-〕
=
〔-+〕÷〔-〕
=—
- ×〔-〕×÷
=1
-1÷〔-1〕×1×〔-7〕
=—
×〔--〕÷
=—
÷〔-2〕-×-÷4
=—
×+×〔-〕-÷+×
=—
〔-〕×〔-15×4〕
=6
〔-〕
=
2÷〔-〕×÷〔-5〕
=
[15-〔1÷1+3〕]÷〔-1〕
=—
×〔-5〕÷〔-〕×5
=25
-〔-+-〕÷〔-〕
=9
〔+〕-〔-4〕+〔-〕-〔+4〕
=2
8-〔-25〕÷〔-5〕
=3
〔-13〕×〔-134〕××〔-〕
=-2
〔-4〕-〔-5〕+〔-4〕-3
=—
〔-16-50+3〕÷〔-2〕
=
〔-〕-〔-3〕+-5
=4
178-+43+53-
=175
〔-6〕×(-4)+(-32)÷(-8)-3
=25
--(-)+|-1|
=1
〔-9〕×(-4)+ (-60)÷12
=31
-
. z.
[(-)-1+]÷(-)
=83
-|-3|÷10-〔-15〕×
=
-×〔8-2-〕
=—
-1×〔-〕÷2
=
〔2-3+1〕÷〔-1〕×〔-7〕
=
-2×
=—18
--
=—3

=17
-2×
=1
÷
=
×
=—8

=—
××
=4096
×-
=—54
++
=2
-×-
=—30
-+
=0
0-÷3×
=24
×÷
=
-×-÷
=31
×(-+1) ×0
=0
6+×
=5
-10+8÷-4×3
=—20
--
=—2
-〔1-〕×
=—
××
=12
4×+6
=42
×××
=
-+2×+〔-6〕÷
=—85
÷〔-8〕-×〔-〕
-
. z.
=—
×〔〕×
=0
-2[-3×]÷
=
÷9÷
=9
36×
=1
-{}
=
-+〔1-〕××[2×]
=2
-4×+
=20
--+×÷
=—43
=—18
=—
=0
=—23
=4
=3
=—8
=—45
=—28
=
=
=—120
=—
14.
=—
=9
=
=
=1
=—20
=0
=—90
=—
=—58
=36
=
=—17
〔—〕÷〔—16〕÷〔—2〕
=—
–4 + 2 ×(-3) –6÷
=—34
〔—5〕÷[—〔2—〕×7]
=—50
18÷{1-[+ (1-)]×}
=30
1÷( -)×
=—1
–3-[4-(4-×)]×[-2+(-3) ]
=
8+(-)- 5- (- )
=3
=25
=0
-
. z.
+-
=—11
=—4
+
=—4
=8
100
=22
(-3)÷(4-12)÷(-)×(-1)
=
(-2)14×(-3)15×(-)14
=—3
-42+5×(-4)2-(-1)51×(-)+(-2)÷(-2)
=64
-1×3-1×4-3×(-1)
=—
=
=3
=5
=3
—12
=
0
=—16
=
=
=—8
=—700
=
=
=—3
=—58
=—
=11
=—10
=4
=5
=9
=9
=
=57
=—
=—
=—
=3
= -24
=
=
=—36
=—
13+(+7)-(-20)-(-40)-(+6)
=74
=—36
÷
=—26
=—

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