人教版七年级数学上册第一单元复习题精选20Word格式文档下载.docx
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6
5×
(-—)÷
(-7)-(-6)(0+1)-32-(7+1)
(-4)×
3×
(-—)-(-1)(5+9)+42+(6+9)
5
—4.5,-6.5,0,1.25,-1.75,-0.8,-3.
二、已知x是正数,并且-7<
4,在数轴上表示x所能取得的所有数值。
4
-—6.5,8,0,-0.75,-1.5,-5.4,0.5.
3
-700-20094+(-84)-60-50
16-(-34)5÷
(-22)-2-(-12)
-—÷
3210-(-13)-5÷
(-18)
7÷
(-—)(-4)×
(-18)×
100
1.4×
2×
(-160)×
(-8.5)(-4)2×
3+(-2)3÷
7
4×
(-5)×
(-9)-(5+3)-13+(5+0)
(-6)÷
6×
(-8)-(9+6)×
42÷
(6-8)
-—6.5,-6,0,2.25,-0.5,-3.2,-0.9.
二、已知x是正数,并且-5<
7
-—6,-10,0,1.25,0.5,7,-1.1.
-450-70034-(-81)-90+25
-25-(-2)-3÷
(-9)-6-(-5)
—÷
486-(-12)-6-(-13)
7×
(-—)(-2)×
(-120)-(-0.5)×
5
1.6×
0.6÷
(-120)÷
(-0.9)(-2)2÷
6+(-3)2÷
4
9÷
(-—)-(-4)-(-4)-(0+3)+32×
(0+5)
(-3)×
1÷
(-6)-(7-3)×
23-(1-7)
-—4.5,-5,0,1.75,-3,-0.8,-1.8.
0,在数轴上表示x所能取得的所有数值。
-—-4,-9,0,-0.75,3.25,1.6,1.5.
-400-200-32-(-35)-5+60
42-(-43)7÷
(-4)-7-(-26)
-—×
167+(-12)-1÷
(-30)
(-—)(-1.6)×
(-2)+(-8)×
400
-0.4×
4+(-0.4)×
(-0.8)(-2)3÷
4-(-4)2÷
8
(-—)+(-7)-(-3)(4-8)-43+(7-6)
(-6)-9÷
(-7)(9-0)-33-(4+7)
-—5.5,-5.5,0,2.75,-1.5,-1.2,-0.8.
7,在数轴上表示x所能取得的所有数值。
-—9.5,-6,0,1.25,2,-1.8,3.5.
-200-95033-(-28)-65+15
23-(-28)6×
(-26)3+(-13)
36-8×
(-20)-1+(-14)
6÷
(-—)(-1.2)×
(-140)÷
(-0.3)×
2.5
-40×
70+(-6)-(-100)(-1)2×
2+(-3)3÷
2
4÷
(-—)-(-3)×
(-5)-(3+1)+22+(8-5)
(-—)+(-9)-(7-1)÷
22÷
(4+0)
—3.5,-3.5,0,1.5,-2.25,-1.8,-2.5.
二、已知x是正数,并且-4<
-—-5,4,0,1.5,0.25,7,-1.2.
-400+750-13+(-21)-55-60
-14+(-3)-5×
(-20)-9+(-26)
107-(-23)1-(-22)
(-—)(-1.8)×
(-0.2)+(-0.2)×
300
200×
(-100)÷
(-50)(-4)3÷
5+(-3)3×
(-—)+(-9)-(-3)-(6+8)÷
13-(0-7)
(-8)÷
(-—)+(-9)(4-0)÷
23÷
(5+7)
-—5,-5,0,2.5,-0.25,-3.2,-2.9.
3,在数轴上表示x所能取得的所有数值。
-—-3.5,-4,0,0.5,-0.5,-4.2,-2.7.
-800+100-66+(-21)-45+30
-41-(-50)-8÷
(-17)8-(-12)
-—+27×
(-9)-6÷
(-16)
3÷
(-20)+(-100)×
0.5
90+(-4)-(-0.4)(-4)3×
2+(-3)2÷
3
5÷
(-—)+(-2)×
(-6)(2-8)÷
22+(1+7)
(-9)+1÷
(-—)-(-2)-(4-8)+13-(5-1)
—6.5,-5.5,0,1.5,-2.5,-1.4,-2.
—-7,5.5,0,-0.75,1,-8,-2.9.
-850-700-46-(-42)-70-90
14+(-24)3÷
(-4)-4×
(-29)
-—+64÷
(-2)4÷
(-20)
1×
(-—)(-120)×
(-0.4)÷
(-80)×
20×
0.8×
(-40)-(-0.65)(-4)2÷
6-(-2)3×
(-—)-(-7)×
(-8)-(5-9)-22+(8+5)
(-1)×
9×
(-—)+(-2)-(8+8)÷
23-(0-0)
-—3.5,-5.5,0,1.25,-1.75,-0.2,-0.8.
-—5,8.5,0,1.25,-1.5,-1,3.4.
-400-20074+(-7)-80+70
44-(-21)-9÷
(-29)1+(-17)
2710-(-29)-1-(-28)
(-—)(-6)×
(-0.6)+(-10)×
150
-180×
6+(-0.8)+(-0.5)(-3)3÷
5-(-3)2×
(-—)×
(-6)-(-4)-(2+7)×
22×
(1-6)
(-—)-(-3)-(6-0)÷
12-(2+1)
—5,-6.5,0,1.25,-2,-0.8,-1.3.
-—4,5,0,1,-1.75,-5.4,1.9.
-300-100-19+(-30)-15+10
8-(-17)-2×
(-3)-8÷
423×
(-24)-10-(-21)
(-—)(-0.6)×
(-2)×
(-9.5)×
1.5
-160×
40-(-40)×
(-9)(-3)2÷
8×
(-3)-(6-6)+22÷
(0-3)
(-1)÷
(-8)-(7-5)-12×
(0+0)
-—5,-5,0,0.25,-0.5,-3,-3.4.
二、已知x是正数,并且-6<
-—4.5,8,0,2,1.25,5.4,-1.9.
-50+95051+(-30)-90+10
15-(-42)7×
(-10)-2÷
(-10)
421÷
(-15)-8-(-19)
(-—)(-0.2)×
(-1.4)×
(-60)×
15
-2×
(-1.6)÷
(-3)(-1)2×
2+(-4)3÷
2÷
(-—)+(-8)÷
(-7)-(9+3)×
43×
(7+7)
(-6)×
(-7)(7+0)÷
13×
(8+3)
—5.5,-6,0,1.75,-1.75,-2.2,-0.1.
二、已知x是正数,并且-3<
—5,-8.5,0,1.5,3.25,-7.6,3.1.
-900+60017-(-60)-70+50
35-(-32)8×
(-21)8-(-22)
—+8-9÷
(-24)5+(-7)
(-200)+(-0.65)×
10
60-(-16)×
(-95)(-1)2÷
4+(-3)3×
(-—)+(-4)-(-5)-(1+6)+33+(1+9)
(-6)+2×
(-2)-(6-2)-32×
(9+8)
-—6,-4.5,0,3,-2,-3.2,-0.3.
2,在数轴上表示x所能取得的所有数值。
-—4,5,0,-2.5,1.5,-7.6,0.1.
-50-300-83+(-44)-20-40
44-(-35)-1×
(-9)5-(-17)
271-(-16)-2÷
(-24)
(-—)(-0.4)×
(-20)+(-0.9)×
350
0.7-(-120)+(-6.5)(-4)3÷
6+(-3)3×
(-—)-(-1)+(-3)(6-2)-32+(4+2)
(-7)-5÷
(-3)-(7-5)×
23×
(1-1)