七年级数学上册有理数的认识及运算练习题精选79Word格式.docx
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七年级数学上册有理数的认识及运算练习题精选79Word格式.docx
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8×
(-12)
734
631
-(—+—-—)×
608×
[18+(-4)2]
543
4
-1—,-1,0,-5.6
-—,4,-20,8.9
9
-9—,3.85,8,0.64
(1)-10与9
(2)-4与-1.5(3)|-8|与|-2.8|
(4)-—与-—(5)-18与-|-2|(6)|-70|与|-2.4|
23
711
9-—+—8×
(-20)+8×
(-20)
915
211
-(-90)×
4×
374
336
1123×
[12+(-3)3]
447
-4—,3.5,0,-6.4
—,11,-18,3.3
1—,3.25,-4,-0.08
(1)-18与6
(2)-2.75与1.75(3)|-4.5|与|2.2|
(4)-—与-—(5)13与-|-5|(6)|-92.3|与|-7.2|
53
113
7+—-—7×
(-3)+10×
(-3)
318
111
(---)×
-(-96)×
12÷
(-24)
573
161
-(—+—+—)×
2005×
[11-(-1)2]
855
3—,4,0,1.6
-—,-14.5,20,-2
-7—,3.9,-2,-0.4
(1)-19与2
(2)-3.5与2(3)|-8.7|与|3.6|
(4)-—与-—(5)18与-|-9|(6)|-86.4|与|-0.5|
87
51
1-—-—17×
(-9)+20×
(-9)
274
-(-102)÷
12×
(-15)
365
177
3846×
[11-(-4)3]
886
-5—,-1,0,5.6
—,2.5,6,-0.1
6
-6—,-2.55,10,-0.08
(1)-14与-5
(2)-3与-0.25(3)|-8.1|与|-1|
(4)-—与-—(5)14与-|-5|(6)|-75.2|与|-3.2|
55
513
8+—-—8×
(-5)+6×
(-5)
315
317
-(-102)×
8÷
(-6)
438
417
-(—-—-—)×
1265×
[9-(-3)2]
376
3—,-3.5,0,4.8
—,-12.5,-8,-2.8
5—,2.15,9,0.48
(1)-13与9
(2)-4.25与0.5(3)|-4.5|与|-2.2|
(4)-—与-—(5)16与-|-1|(6)|-25.2|与|-1.7|
97
77
1-—+—19×
(-4)+7×
(-4)
(-+-)×
-(-78)×
(-18)
544
441
279×
[9-(-5)3]
333
-3—,1.5,0,-7.2
-—,10,-17,9.5
8
-5—,3.8,9,0.24
(1)-19与-3
(2)-2.75与-1(3)|-9.8|与|-3.4|
(4)-—与-—(5)3与-|-9|(6)|-29.6|与|-6.2|
71
8+—+—17×
(-6)+26×
711
-(-66)×
10×
878
115
-(—-—+—)×
1008×
[18-(-2)3]
554
4—,4.5,0,-0.8
-—,-15,-8,-4.3
-5—,2.7,-6,0.4
(1)-20与-1
(2)-3.75与2(3)|-5.8|与|1.6|
(4)-—与-—(5)-10与-|-9|(6)|-72|与|-5.3|
33
9-—-—25×
(-18)-13×
-(-144)÷
18×
(-21)
876
718
3367×
[15+(-1)2]
867
-4—,-1.5,0,4
—,19.5,6,6.9
-7—,-2.5,-10,-0.64
(1)-14与7
(2)-4.25与0.75(3)|-9.1|与|0.7|
(4)-—与-—(5)-12与-|-8|(6)|-76.7|与|-3.8|
65
713
2-—+—15×
(-6)-16×
912
591
-(-168)×
14×
483
314
606×
[13+(-5)3]
435
-2—,-2,0,-7.2
-—,17.5,9,-5.5
5—,4.4,-8,0.72
(1)-20与-2
(2)-4.75与2(3)|-9.5|与|-2.3|
(4)-—与-—(5)17与-|-2|(6)|-28.6|与|-9.3|
8-—+—13×
(-19)-12×
612
116
-(-120)÷
981
4483×
[2+(-2)2]
-5—,1.5,0,-3.2
-—,8,6,6.4
5—,-1.8,-10,0.4
(1)-9与-1
(2)-3.75与2.5(3)|-6.1|与|3.5|
(4)-—与-—(5)9与-|-2|(6)|-96.1|与|-1.6|
1+—+—4×
(-10)-29×
(-10)
-(-144)×
2÷
386
959
3844×
[12+(-4)3]
868
3—,-1.5,0,4
—,14,7,-2.6
-4—,4.65,7,-0.32
(1)-11与-1
(2)-2.5与-0.25(3)|-7.1|与|2.4|
(4)-—与-—(5)11与-|-4|(6)|-51.2|与|-1.2|
45
11
8-—-—28×
(-14)+24×
(-14)
617
-(-90)÷
10÷
588
291
965×
[8+(-2)2]
384
1—,3.5,0,4.8
-—,-14,13,2.3
-9—,4.7,-7,0.32
(1)-11与-8
(2)-4.75与-0.25(3)|-7|与|3.8|
(4)-—与-—(5)4与-|-9|(6)|-3.9|与|-1.7|
67
1-—+—25×
(-7)-14×
(-7)
716
(-+-)÷
885
444
754×
[7-(-5)2]
553
2—,3.5,0,7.2
-—,-18.5,8,0.6
-4—,4.6,4,-0.32
(1)-12与-8
(2)-3.5与-1.25(3)|-5.3|与|2.7|
(4)-—与-—(5)4与-|-4|(6)|-56.8|与|-1.5|
29
7+—+—26×
(-19)-4×
551
-(-150)×
2946×
[19-(-1)3]
776
5—,-5,0,5.6
—,-21,-15,-5.9
-7—,4.45,-7,-0.24
(1)-19与5
(2)-4.75与-0.5(3)|-9.9|与|0|
(4)-—与-—(5)-17与-|-7|(6)|-22.2|与|-5.8|
47
57
9+—-—23×
(-2)-19×
(-2)
549
155
2524×
[2+(-1)3]
766
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- 七年 级数 上册 有理数 认识 运算 练习题 精选 79