人教版七年级数学上册第一单元复习题精选48Word格式文档下载.docx
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5
4÷
(-—)×
(-3)+(-7)(5-5)×
23-(4+3)
(-1)÷
7×
(-—)+(-4)-(1+0)×
43+(0+2)
8
-—5.5,-6.5,0,2.5,-2.5,-1.4,-2.
7
二、已知x是正数,并且-3<
5,在数轴上表示x所能取得的所有数值。
—-3.5,7.5,0,-1,-1.25,-4.2,-1.4.
-600-900-19+(-71)-5-35
-23-(-5)7÷
(-12)4÷
(-2)
—-32-4×
(-1)-2÷
(-29)
4
3×
(-—)(-120)×
(-6)+(-95)×
250
5
-2×
2-(-20)+(-75)(-3)2÷
5+(-1)3÷
7
9
(-8)÷
(-6)-(7+0)÷
13-(3+9)
(-6)×
6×
(-—)÷
(-3)-(7+4)÷
13×
(7+1)
—6,-4.5,0,2.75,-1,-0.8,-2.8.
二、已知x是正数,并且-7<
3,在数轴上表示x所能取得的所有数值。
-—-3.5,-5.5,0,-1.25,-0.75,0.8,-2.
-550-35030+(-56)-25+25
13-(-4)4×
(-26)-8÷
(-3)
-—÷
35-9-(-21)-9÷
(-13)
(-—)(-1)×
(-20)-(-0.9)×
450
-0.8×
0.2+(-16)+(-3.5)(-1)3÷
2-(-1)2×
2
(-5)×
(-7)(6+2)÷
22+(6-4)
(-1)×
1×
(-—)-(-4)(5-9)÷
43×
(2-7)
—5.5,-5,0,2,-1.75,-1.6,-1.6.
0,在数轴上表示x所能取得的所有数值。
—-10,-9,0,1,3,7.4,-2.
-350+90071-(-54)-35-80
-34+(-42)10×
(-14)5-(-25)
—-569÷
(-2)-1+(-20)
(-20)÷
(-20)×
15
0.3÷
(-1.4)-(-7.5)(-3)3×
3-(-3)3×
4
8×
(-5)(3+2)÷
(6-9)
9÷
(-—)-(-5)(6+6)÷
13-(9+8)
-—5,-5.5,0,0.75,-3.25,-1.6,-2.
二、已知x是正数,并且-6<
—-7.5,-3.5,0,-1.5,1.75,-4.8,0.8.
-950-5014-(-45)-55+45
10+(-14)3÷
(-9)-2×
—×
15-7-(-30)-9×
(-22)
9×
(-—)(-1.4)×
(-0.4)+(-55)×
200
2×
0.8+(-6)×
(-8)(-3)3×
6-(-1)3×
3
3÷
(-9)÷
(-4)(1-8)-23÷
(9-0)
(-9)×
(-1)-(5-3)+22+(0-2)
-—4.5,-5.5,0,2,-2.5,-2.6,-1.7.
二、已知x是正数,并且-5<
—-9.5,-6.5,0,1.5,-2.25,-5.4,-2.1.
-450-85043+(-99)-30-90
36+(-16)-6×
(-24)-9-(-24)
—+32-10÷
(-26)1×
(-18)
(-—)(-14)×
(-2)×
350
100×
5÷
(-6)+(-0.15)(-4)3÷
5+(-1)3×
(-2)+(-7)(3+8)÷
32-(1+4)
4×
(-—)+(-5)(9+9)×
22×
(0-8)
—6,-3.5,0,1.25,-0.75,-1.6,-0.3.
2,在数轴上表示x所能取得的所有数值。
—7.5,6.5,0,2,2.5,6.4,0.4.
-700+500-52+(-75)-90-60
-22-(-5)-10÷
(-2)3×
(-4)
1610-(-12)-6×
(-5)
(-—)(-8)×
(-0.6)-(-10)×
300
0.8-(-1.4)+(-60)(-2)3×
6-(-3)2÷
7÷
(-—)-(-9)÷
(-6)(0+0)÷
32×
(5+0)
(-—)-(-9)(1-7)-33×
-—4,-5.5,0,0.75,-0.5,-2.8,-1.4.
—-5,8.5,0,-1.75,-0.5,-0.8,-1.2.
-950-850-34+(-22)-10-30
30-(-11)6÷
(-27)10×
(-7)
—+64-5÷
(-23)-3×
(-6)
1÷
(-—)(-140)×
(-200)×
(-7.5)×
100
0.6×
0.5+(-2)+(-7.5)(-2)3×
3-(-1)3×
8
(-6)-(5+6)×
23+(3+3)
(-3)×
(-3)(5-8)-43×
(1-1)
—3.5,-4,0,2.75,-1.25,-2.4,-2.7.
6,在数轴上表示x所能取得的所有数值。
—-5,7.5,0,-1.25,3.25,6.6,1.8.
-750-600-50+(-46)-15-40
20+(-22)4÷
(-28)4÷
(-1)
-—-3-10×
(-11)-3-(-3)
(-—)(-10)×
(-120)+(-3)×
200×
5+(-1)×
(-55)(-2)2÷
2+(-3)2÷
6
(-4)-(-4)-(3-5)+13×
(3-1)
(-8)-8÷
(-5)-(4+5)+23-(5-0)
—5.5,-5,0,2.25,-3.25,-3.2,-2.8.
二、已知x是正数,并且-2<
4,在数轴上表示x所能取得的所有数值。
—4.5,-7,0,2.5,-0.75,-6.6,0.4.
-250-50-84+(-71)-25-35
-42+(-13)9÷
(-3)-2×
610÷
(-30)10-(-8)
(-—)(-80)×
(-1.8)+(-0.95)×
150
18×
5+(-60)+(-0.4)(-3)2÷
2-(-4)3÷
6÷
(-—)-(-9)+(-6)-(5-1)÷
43-(7+3)
2×
(-2)(7+4)÷
12×
(8-1)
—6.5,-5,0,2.25,-3.25,-0.2,-1.8.
10
—-6,5,0,-0.5,1,4.4,2.
-800+550-13-(-86)-50-40
-1+(-43)-1×
(-18)8-(-17)
-—-146×
(-2)2÷
8÷
(-—)(-200)×
(-7)×
20÷
(-180)×
(-3.5)(-2)3×
5+(-3)2×
(-9)-(-2)-(1+0)×
42×
(2-0)
(-8)+7÷
(-7)(1+8)-12×
(3-6)
-—3.5,-4,0,2,-1,-2.4,-0.1.
-—6.5,8.5,0,3,2.75,-3.6,3.9.
-450+55097-(-89)-80-55
-14+(-19)-1×
(-14)-7-(-18)
-—-14-10÷
(-24)-7+(-16)
(-—)(-160)×
(-12)÷
(-2.5)×
50
-120×
0.6+(-0.6)+(-0.5)(-3)3×
4-(-2)3÷
(-5)÷
(-8)(7+0)-13-(6-7)
(-8)+9÷
(-2)-(5-6)-32+(0-9)
-—5.5,-5,0,2.5,-1.25,-0.4,-1.2.
二、已知x是正数,并且-1<
-—-7,8,0,1.75,-0.25,-1.6,-1.1.
-700-200-35+(-16)-10+15
-47+(-2)4×
(-5)-4+(-23)
—÷
426×
(-22)-8-(-16)
(-—)(-0.6)×
(-14)÷
(-0.65)×
25
16×
(-4)÷
(-4.5)(-4)2÷
4+(-4)3×
(-—)-(-9)-(-7)(5-2)+42-(9+5)
(-6)(8+7)×
33-(2-6)
一、在数轴上表示