人教版七年级数学上册第一单元复习题精选71Word文件下载.docx
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-800+90079+(-76)-40+25
23+(-24)-8÷
(-9)-5+(-17)
-—×
56-8÷
(-13)7÷
(-29)
5×
(-—)(-0.6)×
(-140)×
(-0.75)×
35
4×
0.5÷
(-2)-(-95)(-4)3÷
3+(-4)3×
2
1
3÷
(-—)+(-1)×
(-5)(4+9)-13-(1+3)
4
(-7)÷
1÷
(-—)-(-5)-(5+0)×
13+(9+2)
5
—6,-3.5,0,1.5,-1.25,-0.8,-2.3.
7,在数轴上表示x所能取得的所有数值。
2
-—-7,-6.5,0,2.25,-3,5.2,3.
3
-800-40010-(-42)-30+60
24-(-9)-10÷
(-14)2+(-2)
2410×
(-12)8+(-14)
(-—)(-12)×
(-4)÷
(-70)×
500
-14×
70+(-120)÷
(-10)(-4)3÷
2+(-3)2÷
5
(-—)÷
(-9)-(-2)-(2-0)÷
33+(7-2)
(-8)+1÷
(-—)×
(-1)-(4-7)-13×
(2+9)
-—6,-5,0,1.25,-1.5,-2.4,-0.9.
二、已知x是正数,并且-3<
-—8.5,-9.5,0,-1,2.25,2.4,-2.
-500-750-61+(-52)-80+95
11-(-3)-2÷
(-18)-8-(-13)
-—÷
205+(-14)1-(-4)
(-160)×
(-55)×
3
60×
80-(-18)×
(-0.5)(-1)2×
4+(-2)3÷
6
9÷
(-—)+(-6)+(-5)-(7-3)×
22÷
(8+2)
(-9)÷
7×
(-—)+(-4)-(7-9)-42+(7-1)
—6.5,-3.5,0,3,-0.75,-0.4,-1.1.
二、已知x是正数,并且-4<
-—-6.5,-7,0,-2.75,0.5,-2.6,-1.5.
-650-85083-(-70)-55-75
49+(-35)2÷
(-27)-7-(-16)
8-2÷
(-30)5-(-9)
(-—)(-1.8)×
(-2)÷
(-1)×
10
-120×
7+(-1)×
(-4.5)(-2)2÷
3+(-2)2×
7
(-—)-(-7)-(-8)-(6+3)-42-(5+5)
(-2)-5×
(-—)+(-3)(2+8)×
22+(7-9)
—5.5,-5.5,0,0.25,-1.25,-1.4,-1.9.
5,在数轴上表示x所能取得的所有数值。
-—5,-4,0,-3,-3,2.8,1.3.
-450+800-43+(-85)-90+70
19-(-24)8÷
(-15)6÷
(-25)
—-424×
(-22)4+(-21)
(-—)(-160)×
(-2)-(-0.5)×
-0.2×
5+(-16)+(-5)(-3)3×
6+(-2)3×
(-6)-(9-2)+32+(9-5)
(-6)÷
(-—)+(-1)(2-4)÷
12÷
(3-8)
—6,-6,0,0.75,-0.25,-3.4,-0.8.
—-8,-4,0,-2,2.5,3.2,0.2.
-300-950-64+(-8)-15+90
16-(-29)-8÷
(-16)-9-(-20)
-—+354÷
(-18)10-(-27)
1×
(-—)(-20)×
(-120)×
(-95)×
-0.4×
40+(-0.4)÷
(-0.55)(-4)3÷
2-(-3)3÷
(-3)(2+0)-33×
(2-4)
(-1)÷
(-7)-(9+7)+13-(3+0)
-—5.5,-4.5,0,2.5,-2.75,-1.6,-1.4.
二、已知x是正数,并且-2<
—9.5,-5,0,-2.5,1.75,-0.8,-1.
-850+600-67-(-38)-80-70
15-(-