七年级数学上册有理数的认识及运算练习题精选24Word格式.docx
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474
381
-(—+—-—)×
1685×
[11-(-4)3]
476
2
-3—,4.5,0,-6.4
—,16.5,14,-4.1
5—,4.45,1,0.56
(1)-19与-5
(2)-4.5与2(3)|-9.9|与|-1.4|
(4)-—与-—(5)-14与-|-9|(6)|-57.3|与|-8.7|
29
77
7+—-—30×
(-11)-15×
315
567
-(-180)×
12×
(-27)
676
114
-(—+—+—)×
752×
[6-(-2)3]
355
-2—,-2.5,0,0.8
-—,-19,17,6.8
8—,4.7,5,-0.32
(1)-13与4
(2)-3.25与-0.75(3)|-5.6|与|2.3|
(4)-—与-—(5)-5与-|-3|(6)|-13.7|与|-1.8|
63
513
6-—+—2×
(-10)-26×
(-10)
918
416
(-+-)×
-(-78)×
4÷
(-12)
365
911
3927×
[2+(-5)2]
877
-4—,5,0,-7.2
—,-19,8,-8
-7—,-4.55,-6,0.24
(1)-15与1
(2)-3与1.25(3)|-5.4|与|2.6|
(4)-—与-—(5)10与-|-7|(6)|-86.9|与|-4.4|
93
1+—+—2×
(-13)+25×
(-13)
121
12÷
(-3)
437
734
1607×
[11+(-2)3]
845
3
4—,-4,0,-5.6
-—,-25,5,-5
6
6—,4.55,-7,0.48
(1)-11与3
(2)-2.25与2.25(3)|-6.9|与|0.9|
(4)-—与-—(5)7与-|-6|(6)|-58.5|与|-5.3|
79
3+—-—24×
(-1)+3×
(-1)
116
-(-132)÷
2×
537
821
638×
[16-(-3)2]
733
4—,-1.5,0,1.6
-—,-20.5,-18,-0.3
-9—,4.7,4,0.16
9
(1)-19与-1
(2)-3.75与1.5(3)|-8.1|与|3.4|
(4)-—与-—(5)-15与-|-6|(6)|-87.6|与|-1.1|
47
11
2-—-—3×
(-19)-15×
(-19)
912
311
(---)×
18÷
446
619
-(—-—+—)×
2403×
[14+(-4)2]
568
2—,1,0,-4
—,14,-20,-1.1
4—,-4.7,6,0.8
(1)-9与6
(2)-3与0(3)|-7.1|与|-1.2|
(4)-—与-—(5)20与-|-7|(6)|-65.1|与|-5.3|
9-—+—12×
(-9)-21×
(-9)
211
-(-162)÷
388
711
-(—-—-—)×
1287×
[4-(-4)3]
844
2—,5,0,5.6
—,5.5,0,6.7
4—,3.3,10,0.48
(1)-14与10
(2)-5与-2(3)|-4.4|与|-2.2|
(4)-—与-—(5)7与-|-9|(6)|-59.7|与|-7.9|
83
9-—-—9×
(-4)+26×
(-4)
393
-(-138)×
10÷
(-15)
484
743
962×
[18-(-3)2]
834
-4—,-5,0,0.8
—,-3.5,17,9.5
3—,3.5,-5,-0.16
(1)-20与-5
(2)-4与-1.5(3)|-5.9|与|-0.3|
(4)-—与-—(5)-7与-|-6|(6)|-42.4|与|-6.9|
39
17
5+—+—17×
(-2)+13×
(-2)
618
231
14÷
346
411
1251×
[17-(-2)2]
555
-3—,-2,0,-4
—,15,-10,-7.3
8
6—,4.5,5,0.32
(1)-18与5
(2)-2.5与0(3)|-8.7|与|2.6|
(4)-—与-—(5)18与-|-2|(6)|-36.9|与|-3.8|
71
3-—-—29×
(-12)-10×
131
-(-120)÷
8÷
(-18)
547
112
1448×
[15-(-4)2]
863
-1—,0.5,0,3.2
—,-11,-10,-0.2
-2—,4.35,9,0.8
(1)-9与2
(2)-4.75与1.75(3)|-5.9|与|-1.9|
(4)-—与-—(5)6与-|-6|(6)|-56|与|-3.9|
113
1-—+—14×
(-9)-30×
615
111
-(-108)×
(-21)
857
777
3847×
[19-(-3)2]
688
3—,-2.5,0,-4
—,3.5,8,-2.2
-7—,2.75,-7,0.32
(1)-13与-6
(2)-3.25与-1.75(3)|-4.8|与|1.1|
(4)-—与-—(5)9与-|-10|(6)|-16.9|与|-2.2|
95
1+—-—12×
(-19)-19×
915
751
(---)÷
847
714
1209×
[10+(-3)2]
835
-4—,4,0,-6.4
-—,-16.5,-4,2.7
-9—,-3.5,-4,-0.24
(1)-15与8
(2)-4.25与2(3)|-7|与|0.3|
(4)-—与-—(5)-14与-|-1|(6)|-33.9|与|-0.7|
57
5-—-—7×
(-8)-25×
(-8)
176
-(-60)÷
2÷
785
113
1684×
[3+(-2)2]
764
4—,-2,0,6.4
—,-19,-10,-1.6
6—,-4.5,3,-0.08
(1)-14与-4
(2)-2.75与2(3)|-8.6|与|1.1|
(4)-—与-—(5)14与-|-7|(6)|-11.4|与|-4|
87
111
3+—+—9×
(-10)-23×
533
-(-96)÷
644
1752×
[19-(-4)3]
557
1—,-3,0,8
-—,-21,-5,2.4
7—,0.9,-6,0.48
(1)-12与-1
(2)-5与2(3)|-9.5|与|3.7|
(4)-—与-—(5)0与-|-9|(6)|-95.8|与|-0.1|
67
511
5-—+—18×
(-2)+24×
554
-(-174)×
443
1449×
646