人教版七年级数学上册第一单元复习题精选75Word文件下载.docx
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人教版七年级数学上册第一单元复习题精选75Word文件下载.docx
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(-—)÷
(-3)+(-4)(5+1)-32-(6+8)
(-6)×
1÷
(-—)×
(-3)-(7+2)-12÷
(7-1)
-—4,-3.5,0,0.75,-2.5,-1.8,-0.6.
0,在数轴上表示x所能取得的所有数值。
—8.5,4.5,0,-1,-1.25,-4.4,-0.7.
7
-50-25053-(-69)-10-40
-31+(-23)8÷
(-19)5-(-10)
-—-168-(-28)-7×
(-29)
3×
(-—)(-60)×
(-0.25)×
450
-160×
3+(-8)+(-40)(-3)3×
4+(-1)2×
2
8×
(-—)-(-3)×
(-5)(3+9)÷
32-(5+6)
(-5)×
6×
(-9)-(6+4)÷
22-(0+8)
8
-—5,-6,0,0.75,-0.25,-3,-1.
9
4,在数轴上表示x所能取得的所有数值。
-—3.5,-9.5,0,-0.5,1.25,4.2,-1.
-300+5075-(-31)-55+25
29+(-32)-8÷
(-17)7-(-12)
-—×
12-4×
(-29)-2×
(-4)
6
(-—)(-100)×
(-40)÷
(-2)×
-0.2×
50×
(-20)÷
(-1.5)(-1)3÷
5-(-2)3×
4
(-—)-(-5)÷
(-3)-(7-2)+43÷
(0+9)
(-6)-8×
(-—)+(-3)-(8-7)×
12-(5+6)
—6,-5.5,0,0.25,-3,-3,-0.6.
二、已知x是正数,并且-6<
-—-10,-4.5,0,-1.5,1.75,2,3.7.
-250+950-59+(-95)-50+10
16+(-32)4÷
(-28)8×
(-15)
—÷
49-8-(-19)9×
(-1)
9÷
(-14)-(-100)×
3
-1×
0.7+(-120)-(-9)(-4)2÷
5+(-3)2×
(-—)+(-8)-(-1)(4+2)÷
32÷
(8-1)
5
(-9)×
3÷
(-9)-(6-7)+23-(1-8)
—6,-3.5,0,2,-3.25,-1.4,-2.3.
二、已知x是正数,并且-1<
1,在数轴上表示x所能取得的所有数值。
—6,7,0,0.75,-1.75,-2.6,2.6.
-600+45090+(-33)-80-15
6+(-46)3÷
(-25)-8÷
(-18)
-—÷
287÷
(-25)-6+(-5)
7×
(-—)(-180)×
(-100)÷
(-6.5)×
150
-20×
8÷
(-1.2)×
(-0.7)(-2)3÷
2+(-1)3×
(-1)-(7-9)×
33÷
(6+9)
(-9)-4÷
(-—)-(-2)(0-2)+13+(0+2)
—3.5,-4,0,1,-2.5,-3.4,-0.2.
二、已知x是正数,并且-3<
-—-4.5,8,0,-0.5,2.75,-6.2,-3.
-50+450-94-(-71)-80-25
43+(-24)-2÷
(-25)6×
-—-36-10÷
(-28)6÷
(-5)
(-—)(-8)×
(-4)+(-55)×
400
-120×
0.2+(-0.2)÷
(-80)(-3)2×
5-(-1)3÷
7
6÷
(-—)+(-9)÷
(-3)(1+1)÷
13+(8-8)
(-2)-6÷
(-1)-(1+9)-23+(9-1)
—4,-4.5,0,0.5,-1.75,-0.6,-1.9.
2,在数轴上表示x所能取得的所有数值。
-—8.5,-7,0,-0.25,-0.5,1.6,0.5.
-900-35059+(-50)-40-15
14-(-18)-2÷
(-23)-7+(-9)
-—-69+(-4)-8×
(-27)
(-—)(-1.4)×
(-14)÷
(-35)×
1
-16×
4+(-0.4)+(-5.5)(-2)2×
3+(-4)2÷
(-1)+(-3)-(8+8)×
33×
(0+7)
(-9)÷
(-8)-(3+0)+22÷
—6.5,-6.5,0,3.25,-2.75,-2,-0.6.
6,在数轴上表示x所能取得的所有数值。
-—-6,-4.5,0,-0.25,2.75,3.4,-1.
-200-750-24+(-64)-10-80
-43-(-38)-8÷
(-16)5÷
-—-15-4-(-9)1÷
(-3)
7÷
(-—)(-14)×
(-1.2)-(-0.85)×
-0.8×
30×
(-1)÷
(-0.1)(-3)2÷
6-(-3)2÷
6
1×
(-2)-(8-5)-42÷
(8-5)
(-7)÷
(-2)-(1-2)÷
43+(8-0)
-—5,-4,0,0.25,-2.25,-1,-0.2.
二、已知x是正数,并且-2<
—8,8.5,0,-3,2.75,6.8,0.7.
-100-5024-(-91)-10+95
24+(-23)-8÷
(-20)-1-(-14)
—-141-(-24)8-(-20)
2÷
(-—)(-6)×
(-1.2)+(-55)×
15
0.6×
(-1.2)-(-0.35)(-4)2×
5-(-4)3×
2×
(-8)+(-5)-(6-7)-22+(9-8)
(-2)-9×
(-2)(0-7)÷
13÷
(1+1)
—3.5,-6.5,0,2.5,-2.5,-1.8,-0.2.
-—10,-8.5,0,-3.25,-2.25,4.2,3.7.
-350+80099-(-78)-65-60
35-(-50)1×
(-8)-4+(-9)
259-(-29)-2-(-22)
(-—)(-160)×
(-200)-(-2)×
200
-14×
5-(-16)÷
(-4)(-2)3×
2+(-4)2÷
(-—)-(-9)-(-6)(5-0)+33÷
(7-5)
(-1)-(6+0)×
(5-0)
-—4.5,-4.5,0,3.25,-2.5,-1.2,-1.4.
二、已知x是正数,并且-5<
7,在数轴上表示x所能取得的所有数值。
-—-6.5,-4.5,0,0.5,0.25,6.2,1.3.
-550-700-6+(-43)-20-75
-15+(-21)3×
(-21)1+(-15)
—×
497×
(-18)7-(-27)
(-—)(-12)×
(-10)-(-0.15)×
3.5
-60×
(-140)×
(-0.5)(-2)3×
2-(-2)3×
(-1)×
(-6)-(2-9)-33+(6-0)
(-4)-9÷
(-7)-(8-0)+32+(1-7)
—3.5,-5.5,0,3.25,-0.75,-3,-2.7.
—-3.5,-10,0,-1,2,6.2,2.4.
-50+200-42-(-81)-55-80
48+(-8)9×
(-4)8+(-9)
424+(-20)7÷
(-7)
5÷
(-18)×
500
14×
7-(-1.2)×
(-5)(-4)3×
3+(-2)3÷
5
(-8)-(5+3)÷
23+(9+6)
(-1)-3×
(-—)+(-9)-(9-7)÷
43÷
(3+6)
—3.5,-4,0,3,-1.25,-1,-3.3.
二、已知x是正数,并且-7<
-—8.5,6,0,-2.75,-3,-2.4,3.
-600+50-21+(-7)-40-20
10-(-46)9×
(-2)9-(-15)
—-6-4-(-27)-9-(-24)
4÷
(-—)(-1.6)×
(-0.6)+(-75)×
2×
80×
(-180)-(-1)(-1)2÷
4-(-1)2÷
(-6)+(-4)-(2+7)+32×
(8+5)
(-2)-(8+1)-43-(0-5)
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